diff --git a/datatables.json b/datatables.json
index 4575862..e299c2e 100644
--- a/datatables.json
+++ b/datatables.json
@@ -11,5 +11,5 @@
     ],
     "src-repo": "http://github.com/DataTables/Select",
     "last-tag": "2.1.0",
-    "last-sync": "4ec3a6891012f01409e740c68221473f80c78266"
+    "last-sync": "4308024722b5d1be81ba5194e988a6ff98949ef0"
 }
\ No newline at end of file
diff --git a/js/dataTables.select.js b/js/dataTables.select.js
index 929243a..36b5f28 100644
--- a/js/dataTables.select.js
+++ b/js/dataTables.select.js
@@ -580,14 +580,18 @@ function info(api, node) {
 		return;
 	}
 
-	// If _select_set has any length, then ids are available and should be used
-	// as the counter. Otherwise use the API to workout how many rows are
-	// selected.
-	var rowSetLength = api.settings()[0]._select_set.length;
+	var ctx = api.settings()[0];
+	var rowSetLength = ctx._select_set.length;
 	var rows = rowSetLength ? rowSetLength : api.rows({ selected: true }).count();
 	var columns = api.columns({ selected: true }).count();
 	var cells = api.cells({ selected: true }).count();
 
+	// If subtractive selection, then we need to take the number of rows and
+	// subtract those that have been deselected
+	if (ctx._select_mode === 'subtractive') {
+		rows = api.page.info().recordsDisplay - rowSetLength;
+	}
+
 	var add = function (el, name, num) {
 		el.append(
 			$('<span class="select-item"/>').append(
@@ -652,7 +656,8 @@ function initCheckboxHeader( dt, headerCheckbox ) {
 					if (this.checked) {
 						if (headerCheckbox == 'select-page') {
 							dt.rows({page: 'current'}).select();
-						} else {
+						}
+						else {
 							dt.rows({search: 'applied'}).select();
 						}
 					}
@@ -699,26 +704,28 @@ function initCheckboxHeader( dt, headerCheckbox ) {
 function keysSet(dt) {
 	var ctx = dt.settings()[0];
 	var flag = ctx._select.keys;
+	var namespace = 'dts-keys-' + ctx.sTableId;
 
 	if (flag) {
 		// Need a tabindex of the `tr` elements to make them focusable by the browser
 		$(dt.rows({page: 'current'}).nodes()).attr('tabindex', 0);
 
-		dt.on('draw.dts-keys', function () {
+		dt.on('draw.' + namespace, function () {
 			$(dt.rows({page: 'current'}).nodes()).attr('tabindex', 0);
 		});
 
 		// Listen on document for tab, up and down
-		$(document).on('keydown.dts-keys', function (e) {
+		$(document).on('keydown.' + namespace, function (e) {
 			var key = e.keyCode;
 			var active = document.activeElement;
 
 			// Can't use e.key as it wasn't widely supported until 2017
 			// 9 Tab
+			// 13 Return
 			// 32 Space
 			// 38 ArrowUp
 			// 40 ArrowDown
-			if (! [9, 32, 38, 40].includes(key)) {
+			if (! [9, 13, 32, 38, 40].includes(key)) {
 				return;
 			}
 
@@ -744,7 +751,7 @@ function keysSet(dt) {
 					preventDefault = false;
 				}
 			}
-			else if (key === 32) {
+			else if (key === 13 || key === 32) {
 				// Row selection / deselection
 				var row = dt.row(active);
 
@@ -775,6 +782,7 @@ function keysSet(dt) {
 			}
 
 			if (preventDefault) {
+				e.stopPropagation();
 				e.preventDefault();
 			}
 		});
@@ -784,8 +792,8 @@ function keysSet(dt) {
 		$(dt.rows().nodes()).removeAttr('tabindex');
 
 		// Nuke events
-		dt.off('draw.dts-keys');
-		$(document).off('keydown.dts-keys');
+		dt.off('draw.' + namespace);
+		$(document).off('keydown.' + namespace);
 	}
 }
 
@@ -889,7 +897,10 @@ function init(ctx) {
 	var api = new DataTable.Api(ctx);
 	ctx._select_init = true;
 
-	// _select_set contains a list of the ids of all rows that are selected
+	// When `additive` then `_select_set` contains a list of the row ids that
+	// are selected. If `subtractive` then all rows are selected, except those
+	// in `_select_set`, which is a list of ids.
+	ctx._select_mode = 'additive';
 	ctx._select_set = [];
 
 	// Row callback so that classes can be added to rows and cells if the item
@@ -907,7 +918,8 @@ function init(ctx) {
 			// Row
 			if (
 				d._select_selected ||
-				(id !== 'undefined' && ctx._select_set.includes(id))
+				(ctx._select_mode === 'additive' && ctx._select_set.includes(id)) ||
+				(ctx._select_mode === 'subtractive' && ! ctx._select_set.includes(id))
 			) {
 				d._select_selected = true;
 
@@ -1117,7 +1129,16 @@ function _cumulativeEvents(api) {
 
 		var ctx = api.settings()[0];
 
-		_add(api, ctx._select_set, indexes);
+		if (ctx._select_mode === 'additive') {
+			// Add row to the selection list if it isn't already there
+			_add(api, ctx._select_set, indexes);
+		}
+		else {
+			// Subtractive - if a row is selected it should not in the list
+			// as in subtractive mode the list gives the rows which are not
+			// selected
+			_remove(api, ctx._select_set, indexes);
+		}
 	});
 
 	api.on('deselect', function (e, dt, type, indexes) {
@@ -1128,7 +1149,14 @@ function _cumulativeEvents(api) {
 
 		var ctx = api.settings()[0];
 
-		_remove(api, ctx._select_set, indexes);
+		if (ctx._select_mode === 'additive') {
+			// List is of those rows selected, so remove it
+			_remove(api, ctx._select_set, indexes);
+		}
+		else {
+			// List is of rows which are deselected, so add it!
+			_add(api, ctx._select_set, indexes);
+		}
 	});
 }
 
@@ -1286,6 +1314,10 @@ apiRegister('select.keys()', function (flag) {
 	}
 
 	return this.iterator('table', function (ctx) {
+		if (!ctx._select) {
+			DataTable.select.init(new DataTable.Api(ctx));
+		}
+
 		ctx._select.keys = flag;
 
 		keysSet(new DataTable.Api(ctx));
@@ -1375,12 +1407,45 @@ apiRegister('select.last()', function (set) {
 	return ctx._select_lastCell;
 });
 
-apiRegister('select.cumulative()', function () {
+apiRegister('select.cumulative()', function (mode) {
+	if (mode) {
+		return this.iterator('table', function (ctx) {
+			if (ctx._select_mode === mode) {
+				return;
+			}
+
+			var dt = new DataTable.Api(ctx);
+
+			// Convert from the current mode, to the new
+			if (mode === 'subtractive') {
+				// For subtractive mode we track the row ids which are not selected
+				var unselected = dt.rows({selected: false}).ids().toArray();
+
+				ctx._select_mode = mode;
+				ctx._select_set.length = 0;
+				ctx._select_set.push.apply(ctx._select_set, unselected);
+			}
+			else {
+				// Switching to additive, so selected rows are to be used
+				var selected = dt.rows({selected: true}).ids().toArray();
+
+				ctx._select_mode = mode;
+				ctx._select_set.length = 0;
+				ctx._select_set.push.apply(ctx._select_set, selected);
+			}
+		}).draw(false);
+	}
+
 	let ctx = this.context[0];
 
-	return ctx && ctx._select_set
-		? ctx._select_set
-		: [];
+	if (ctx && ctx._select_set) {
+		return {
+			mode: ctx._select_mode,
+			rows: ctx._select_set
+		};
+	}
+
+	return null;
 });
 
 apiRegisterPlural('rows().select()', 'row().select()', function (select) {
diff --git a/js/dataTables.select.min.js b/js/dataTables.select.min.js
index 3014bb7..3973eef 100644
--- a/js/dataTables.select.min.js
+++ b/js/dataTables.select.min.js
@@ -1,4 +1,4 @@
 /*! Select for DataTables 2.1.0
  * © SpryMedia Ltd - datatables.net/license/mit
  */
-!function(s){var l,c;"function"==typeof define&&define.amd?define(["jquery","datatables.net"],function(e){return s(e,window,document)}):"object"==typeof exports?(l=require("jquery"),c=function(e,t){t.fn.dataTable||require("datatables.net")(e,t)},"undefined"==typeof window?module.exports=function(e,t){return e=e||window,t=t||l(e),c(e,t),s(t,e,e.document)}:(c(window,l),module.exports=s(l,window,window.document))):s(jQuery,window,document)}(function(m,i,a){"use strict";var v=m.fn.dataTable;function r(n,e,t){function s(t,s){s<t&&(e=s,s=t,t=e);var e,l=!1;return n.columns(":visible").indexes().filter(function(e){return e===t&&(l=!0),e===s?!(l=!1):l})}function l(t,s){var e,l=n.rows({search:"applied"}).indexes(),c=(l.indexOf(t)>l.indexOf(s)&&(e=s,s=t,t=e),!1);return l.filter(function(e){return e===t&&(c=!0),e===s?!(c=!1):c})}var c,t=n.cells({selected:!0}).any()||t?(c=s(t.column,e.column),l(t.row,e.row)):(c=s(0,e.column),l(0,e.row)),t=n.cells(t,c).flatten();n.cells(e,{selected:!0}).any()?n.cells(t).deselect():n.cells(t).select()}function w(e){var t=v.select.classes.checkbox;return e?t.replace(/ /g,"."):t}function c(e){var t=e.settings()[0]._select.selector;m(e.table().container()).off("mousedown.dtSelect",t).off("mouseup.dtSelect",t).off("click.dtSelect",t),m("body").off("click.dtSelect"+b(e.table().node()))}function n(o){var a,t=m(o.table().container()),s=o.settings()[0],l=s._select.selector;t.on("mousedown.dtSelect",l,function(e){(e.shiftKey||e.metaKey||e.ctrlKey)&&t.css("-moz-user-select","none").one("selectstart.dtSelect",l,function(){return!1}),i.getSelection&&(a=i.getSelection())}).on("mouseup.dtSelect",l,function(){t.css("-moz-user-select","")}).on("click.dtSelect",l,function(e){var t,s=o.select.items();if(a){var l=i.getSelection();if((!l.anchorNode||m(l.anchorNode).closest("table")[0]===o.table().node())&&l!==a)return}var c,l=o.settings()[0],n=o.table().container();m(e.target).closest("div.dt-container")[0]==n&&(n=o.cell(m(e.target).closest("td, th"))).any()&&(c=m.Event("user-select.dt"),u(o,c,[s,n,e]),c.isDefaultPrevented()||(c=n.index(),"row"===s?(t=c.row,p(e,o,l,"row",t)):"column"===s?(t=n.index().column,p(e,o,l,"column",t)):"cell"===s&&(t=n.index(),p(e,o,l,"cell",t)),l._select_lastCell=c))}),m("body").on("click.dtSelect"+b(o.table().node()),function(e){var t;!s._select.blurable||m(e.target).parents().filter(o.table().container()).length||0===m(e.target).parents("html").length||m(e.target).parents("div.DTE").length||(t=m.Event("select-blur.dt"),u(o,t,[e.target,e]),t.isDefaultPrevented())||_(s,!0)})}function u(e,t,s,l){l&&!e.flatten().length||("string"==typeof t&&(t+=".dt"),s.unshift(e),m(e.table().node()).trigger(t,s))}function g(e){return e.mRender&&"selectCheckbox"===e.mRender._name}function l(l,e){var t,s,c,n,o;"api"!==l.select.style()&&!1!==l.select.info()&&(o=l.settings()[0]._select_set.length||l.rows({selected:!0}).count(),t=l.columns({selected:!0}).count(),s=l.cells({selected:!0}).count(),c=function(e,t,s){e.append(m('<span class="select-item"/>').append(l.i18n("select."+t+"s",{_:"%d "+t+"s selected",0:"",1:"1 "+t+" selected"},s)))},e=m(e),c(n=m('<span class="select-info"/>'),"row",o),c(n,"column",t),c(n,"cell",s),(o=e.children("span.select-info")).length&&o.remove(),""!==n.text())&&e.append(n)}function d(e){var t=e.page.info();t.page<t.pages-1&&e.one("draw",function(){e.row(":first-child").node().focus()}).page("next").draw(!1)}function f(e){0<e.page.info().page&&e.one("draw",function(){e.row(":last-child").node().focus()}).page("previous").draw(!1)}function o(o){var r,a=new v.Api(o);o._select_init=!0,o._select_set=[],o.aoRowCreatedCallback.push(function(e,t,s){var l,c,n=o.aoData[s],s=a.row(s).id();for((n._select_selected||"undefined"!==s&&o._select_set.includes(s))&&(n._select_selected=!0,m(e).addClass(o._select.className).find("input."+w(!0)).prop("checked",!0)),l=0,c=o.aoColumns.length;l<c;l++)(o.aoColumns[l]._select_selected||n._selected_cells&&n._selected_cells[l])&&m(n.anCells[l]).addClass(o._select.className)}),(r=a).on("select",function(e,t,s,l){if("row"===s)for(var s=r.settings()[0],c=r,n=s._select_set,o=l,a=0;a<o.length;a++){var i=c.row(o[a]).id();i&&"undefined"!==i&&!n.includes(i)&&n.push(i)}}),r.on("deselect",function(e,t,s,l){if("row"===s)for(var s=r.settings()[0],c=r,n=s._select_set,o=l,a=0;a<o.length;a++){var i=c.row(o[a]).id(),i=n.indexOf(i);-1!==i&&n.splice(i,1)}}),a.on("info.dt",function(e,t,s){t._select.infoEls.includes(s)||t._select.infoEls.push(s),l(a,s)}),a.on("select.dtSelect.dt deselect.dtSelect.dt",function(){o._select.infoEls.forEach(function(e){l(a,e)}),a.state.save()}),a.on("destroy.dtSelect",function(){m(a.rows({selected:!0}).nodes()).removeClass(a.settings()[0]._select.className),m("input."+w(!0),a.table().header()).remove(),c(a),a.off(".dtSelect"),m("body").off(".dtSelect"+b(a.table().node()))})}function h(e,t,s,l){var c,n=e[t+"s"]({search:"applied"}).indexes(),l=n.indexOf(l),o=n.indexOf(s);e[t+"s"]({selected:!0}).any()||-1!==l?(o<l&&(c=o,o=l,l=c),n.splice(o+1,n.length),n.splice(0,l)):n.splice(n.indexOf(s)+1,n.length),e[t](s,{selected:!0}).any()?(n.splice(n.indexOf(s),1),e[t+"s"](n).deselect()):e[t+"s"](n).select()}function _(e,t){!t&&"single"!==e._select.style||((t=new v.Api(e)).rows({selected:!0}).deselect(),t.columns({selected:!0}).deselect(),t.cells({selected:!0}).deselect())}function p(e,t,s,l,c){var n=t.select.style(),o=t.select.toggleable(),a=t[l](c,{selected:!0}).any();a&&!o||("os"===n?e.ctrlKey||e.metaKey?t[l](c).select(!a):e.shiftKey?"cell"===l?r(t,c,s._select_lastCell||null):h(t,l,c,s._select_lastCell?s._select_lastCell[l]:null):(o=t[l+"s"]({selected:!0}),a&&1===o.flatten().length?t[l](c).deselect():(o.deselect(),t[l](c).select())):"multi+shift"==n&&e.shiftKey?"cell"===l?r(t,c,s._select_lastCell||null):h(t,l,c,s._select_lastCell?s._select_lastCell[l]:null):t[l](c).select(!a))}function b(e){return e.id.replace(/[^a-zA-Z0-9\-\_]/g,"-")}v.select={},v.select.classes={checkbox:"dt-select-checkbox"},v.select.version="2.1.0",v.select.init=function(o){var e,t,s,l,c,n,a,i,r,u,d,f,h,_,p=o.settings()[0];if(!v.versionCheck("2"))throw"Warning: Select requires DataTables 2 or newer";!p._select&&(e=o.state.loaded(),t=function(e,t,s){if(null!==s&&void 0!==s.select){if(o.rows({selected:!0}).any()&&o.rows().deselect(),void 0!==s.select.rows&&o.rows(s.select.rows).select(),o.columns({selected:!0}).any()&&o.columns().deselect(),void 0!==s.select.columns&&o.columns(s.select.columns).select(),o.cells({selected:!0}).any()&&o.cells().deselect(),void 0!==s.select.cells)for(var l=0;l<s.select.cells.length;l++)o.cell(s.select.cells[l].row,s.select.cells[l].column).select();o.state.save()}},o.on("stateSaveParams",function(e,t,s){s.select={},s.select.rows=o.rows({selected:!0}).ids(!0).toArray(),s.select.columns=o.columns({selected:!0})[0],s.select.cells=o.cells({selected:!0})[0].map(function(e){return{row:o.row(e.row).id(!0),column:e.column}})}).on("stateLoadParams",t).one("init",function(){t(0,0,e)}),l=p.oInit.select,s=v.defaults.select,s=void 0===l?s:l,l="row",a=!(n=!(c="api")),u="td, th",d="selected",_=h=!(f=r=!(i=null)),p._select={infoEls:[]},!0===s?(c="os",h=!0):"string"==typeof s?(c=s,h=!0):m.isPlainObject(s)&&(void 0!==s.blurable&&(n=s.blurable),void 0!==s.toggleable&&(a=s.toggleable),void 0!==s.info&&(r=s.info),void 0!==s.items&&(l=s.items),h=(c=void 0!==s.style?s.style:"os",!0),void 0!==s.selector&&(u=s.selector),void 0!==s.className&&(d=s.className),void 0!==s.headerCheckbox&&(f=s.headerCheckbox),void 0!==s.selectable&&(i=s.selectable),void 0!==s.keys)&&(_=s.keys),o.select.selector(u),o.select.items(l),o.select.style(c),o.select.blurable(n),o.select.toggleable(a),o.select.info(r),o.select.keys(_),o.select.selectable(i),p._select.className=d,!h&&m(o.table().node()).hasClass("selectable")&&o.select.style("os"),f||"select-page"===f||"select-all"===f)&&o.ready(function(){var c,n,s;n=f,s=(c=o).settings()[0].aoColumns,c.columns().iterator("column",function(e,t){var l;g(s[t])&&(t=c.column(t).header(),m("input",t).length||(l=m("<input>").attr({class:w(!0),type:"checkbox","aria-label":c.i18n("select.aria.headerCheckbox")||"Select all rows"}).appendTo(t).on("change",function(){this.checked?("select-page"==n?c.rows({page:"current"}):c.rows({search:"applied"})).select():("select-page"==n?c.rows({page:"current",selected:!0}):c.rows({selected:!0})).deselect()}).on("click",function(e){e.stopPropagation()}),c.on("draw select deselect",function(e,t,s){"row"!==s&&s||((s=function(e,t){var s=e.settings()[0],l=s._select.selectable,c=0,n=("select-page"==t?e.rows({page:"current",selected:!0}):e.rows({selected:!0})).count(),o=("select-page"==t?e.rows({page:"current",selected:!0}):e.rows({search:"applied",selected:!0})).count();if(l)for(var a=("select-page"==t?e.rows({page:"current"}):e.rows({search:"applied"})).indexes(),i=0;i<a.length;i++){var r=s.aoData[a[i]];l(r._aData,r.nTr,a[i])&&c++}else c=("select-page"==t?e.rows({page:"current"}):e.rows({search:"applied"})).count();return{available:c,count:n,search:o}}(c,n)).search&&s.search<=s.count&&s.search===s.available?l.prop("checked",!0).prop("indeterminate",!1):0===s.search&&0===s.count?l.prop("checked",!1).prop("indeterminate",!1):l.prop("checked",!1).prop("indeterminate",!0))})))})})},m.each([{type:"row",prop:"aoData"},{type:"column",prop:"aoColumns"}],function(e,i){v.ext.selector[i.type].push(function(e,t,s){var l,c=t.selected,n=[];if(!0!==c&&!1!==c)return s;for(var o=0,a=s.length;o<a;o++)(l=e[i.prop][s[o]])&&(!0===c&&!0===l._select_selected||!1===c&&!l._select_selected)&&n.push(s[o]);return n})}),v.ext.selector.cell.push(function(e,t,s){var l,c=t.selected,n=[];if(void 0===c)return s;for(var o=0,a=s.length;o<a;o++)(l=e.aoData[s[o].row])&&(!0===c&&l._selected_cells&&!0===l._selected_cells[s[o].column]||!1===c&&(!l._selected_cells||!l._selected_cells[s[o].column]))&&n.push(s[o]);return n});var e=v.Api.register,t=v.Api.registerPlural;function s(t,s){return function(e){return e.i18n("buttons."+t,s)}}function y(e){e=e._eventNamespace;return"draw.dt.DT"+e+" select.dt.DT"+e+" deselect.dt.DT"+e}e("select()",function(){return this.iterator("table",function(e){v.select.init(new v.Api(e))})}),e("select.blurable()",function(t){return void 0===t?this.context[0]._select.blurable:this.iterator("table",function(e){e._select.blurable=t})}),e("select.toggleable()",function(t){return void 0===t?this.context[0]._select.toggleable:this.iterator("table",function(e){e._select.toggleable=t})}),e("select.info()",function(t){return void 0===t?this.context[0]._select.info:this.iterator("table",function(e){e._select.info=t})}),e("select.items()",function(t){return void 0===t?this.context[0]._select.items:this.iterator("table",function(e){e._select.items=t,u(new v.Api(e),"selectItems",[t])})}),e("select.keys()",function(t){return void 0===t?this.context[0]._select.keys:this.iterator("table",function(e){var o;e._select.keys=t,(o=new v.Api(e)).settings()[0]._select.keys?(m(o.rows({page:"current"}).nodes()).attr("tabindex",0),o.on("draw.dts-keys",function(){m(o.rows({page:"current"}).nodes()).attr("tabindex",0)}),m(a).on("keydown.dts-keys",function(e){var t,s,l,c=e.keyCode,n=a.activeElement;[9,32,38,40].includes(c)&&(l=!0,-1!==(s=(t=o.rows({page:"current"}).nodes().toArray()).indexOf(n)))&&(9===c?!1===e.shift&&s===t.length-1?d(o):!0===e.shift&&0===s?f(o):l=!1:32===c?(n=o.row(n)).selected()?n.deselect():n.select():38===c?0<s?t[s-1].focus():f(o):s<t.length-1?t[s+1].focus():d(o),l)&&e.preventDefault()})):(m(o.rows().nodes()).removeAttr("tabindex"),o.off("draw.dts-keys"),m(a).off("keydown.dts-keys"))})}),e("select.style()",function(s){return void 0===s?this.context[0]._select.style:this.iterator("table",function(e){e._select||v.select.init(new v.Api(e)),e._select_init||o(e),e._select.style=s;var t=new 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th",d="selected",_=h=!(f=r=!(i=null)),p._select={infoEls:[]},!0===s?(c="os",h=!0):"string"==typeof s?(c=s,h=!0):m.isPlainObject(s)&&(void 0!==s.blurable&&(n=s.blurable),void 0!==s.toggleable&&(a=s.toggleable),void 0!==s.info&&(r=s.info),void 0!==s.items&&(l=s.items),h=(c=void 0!==s.style?s.style:"os",!0),void 0!==s.selector&&(u=s.selector),void 0!==s.className&&(d=s.className),void 0!==s.headerCheckbox&&(f=s.headerCheckbox),void 0!==s.selectable&&(i=s.selectable),void 0!==s.keys)&&(_=s.keys),o.select.selector(u),o.select.items(l),o.select.style(c),o.select.blurable(n),o.select.toggleable(a),o.select.info(r),o.select.keys(_),o.select.selectable(i),p._select.className=d,!h&&m(o.table().node()).hasClass("selectable")&&o.select.style("os"),f||"select-page"===f||"select-all"===f)&&o.ready(function(){var c,n,s;n=f,s=(c=o).settings()[0].aoColumns,c.columns().iterator("column",function(e,t){var l;g(s[t])&&(t=c.column(t).header(),m("input",t).length||(l=m("<input>").attr({class:w(!0),type:"checkbox","aria-label":c.i18n("select.aria.headerCheckbox")||"Select all rows"}).appendTo(t).on("change",function(){this.checked?("select-page"==n?c.rows({page:"current"}):c.rows({search:"applied"})).select():("select-page"==n?c.rows({page:"current",selected:!0}):c.rows({selected:!0})).deselect()}).on("click",function(e){e.stopPropagation()}),c.on("draw select deselect",function(e,t,s){"row"!==s&&s||((s=function(e,t){var s=e.settings()[0],l=s._select.selectable,c=0,n=("select-page"==t?e.rows({page:"current",selected:!0}):e.rows({selected:!0})).count(),o=("select-page"==t?e.rows({page:"current",selected:!0}):e.rows({search:"applied",selected:!0})).count();if(l)for(var a=("select-page"==t?e.rows({page:"current"}):e.rows({search:"applied"})).indexes(),i=0;i<a.length;i++){var r=s.aoData[a[i]];l(r._aData,r.nTr,a[i])&&c++}else c=("select-page"==t?e.rows({page:"current"}):e.rows({search:"applied"})).count();return{available:c,count:n,search:o}}(c,n)).search&&s.search<=s.count&&s.search===s.available?l.prop("checked",!0).prop("indeterminate",!1):0===s.search&&0===s.count?l.prop("checked",!1).prop("indeterminate",!1):l.prop("checked",!1).prop("indeterminate",!0))})))})})},m.each([{type:"row",prop:"aoData"},{type:"column",prop:"aoColumns"}],function(e,i){v.ext.selector[i.type].push(function(e,t,s){var l,c=t.selected,n=[];if(!0!==c&&!1!==c)return s;for(var o=0,a=s.length;o<a;o++)(l=e[i.prop][s[o]])&&(!0===c&&!0===l._select_selected||!1===c&&!l._select_selected)&&n.push(s[o]);return n})}),v.ext.selector.cell.push(function(e,t,s){var l,c=t.selected,n=[];if(void 0===c)return s;for(var o=0,a=s.length;o<a;o++)(l=e.aoData[s[o].row])&&(!0===c&&l._selected_cells&&!0===l._selected_cells[s[o].column]||!1===c&&(!l._selected_cells||!l._selected_cells[s[o].column]))&&n.push(s[o]);return n});var e=v.Api.register,t=v.Api.registerPlural;function s(t,s){return function(e){return e.i18n("buttons."+t,s)}}function C(e){e=e._eventNamespace;return"draw.dt.DT"+e+" select.dt.DT"+e+" deselect.dt.DT"+e}e("select()",function(){return this.iterator("table",function(e){v.select.init(new v.Api(e))})}),e("select.blurable()",function(t){return void 0===t?this.context[0]._select.blurable:this.iterator("table",function(e){e._select.blurable=t})}),e("select.toggleable()",function(t){return void 0===t?this.context[0]._select.toggleable:this.iterator("table",function(e){e._select.toggleable=t})}),e("select.info()",function(t){return void 0===t?this.context[0]._select.info:this.iterator("table",function(e){e._select.info=t})}),e("select.items()",function(t){return void 0===t?this.context[0]._select.items:this.iterator("table",function(e){e._select.items=t,u(new v.Api(e),"selectItems",[t])})}),e("select.keys()",function(s){return void 0===s?this.context[0]._select.keys:this.iterator("table",function(e){var o,t;e._select||v.select.init(new v.Api(e)),e._select.keys=s,o=new v.Api(e),t=(e=o.settings()[0])._select.keys,e="dts-keys-"+e.sTableId,t?(m(o.rows({page:"current"}).nodes()).attr("tabindex",0),o.on("draw."+e,function(){m(o.rows({page:"current"}).nodes()).attr("tabindex",0)}),m(a).on("keydown."+e,function(e){var t,s,l,c=e.keyCode,n=a.activeElement;[9,13,32,38,40].includes(c)&&(l=!0,-1!==(s=(t=o.rows({page:"current"}).nodes().toArray()).indexOf(n)))&&(9===c?!1===e.shift&&s===t.length-1?d(o):!0===e.shift&&0===s?f(o):l=!1:13===c||32===c?(n=o.row(n)).selected()?n.deselect():n.select():38===c?0<s?t[s-1].focus():f(o):s<t.length-1?t[s+1].focus():d(o),l)&&(e.stopPropagation(),e.preventDefault())})):(m(o.rows().nodes()).removeAttr("tabindex"),o.off("draw."+e),m(a).off("keydown."+e))})}),e("select.style()",function(s){return void 0===s?this.context[0]._select.style:this.iterator("table",function(e){e._select||v.select.init(new v.Api(e)),e._select_init||o(e),e._select.style=s;var t=new v.Api(e);"api"!==s?t.ready(function(){n(t),c(t)}):n(t),u(new v.Api(e),"selectStyle",[s])})}),e("select.selector()",function(l){return void 0===l?this.context[0]._select.selector:this.iterator("table",function(e){var t=new v.Api(e),s=e._select.style;n(t),e._select.selector=l,s&&"api"!==s?t.ready(function(){n(t),c(t)}):n(t)})}),e("select.selectable()",function(e){var t=this.context[0];return e?(t._select.selectable=e,this):t._select.selectable}),e("select.last()",function(e){var t=this.context[0];return e?(t._select_lastCell=e,this):t._select_lastCell}),e("select.cumulative()",function(l){var e;return l?this.iterator("table",function(e){var t,s;e._select_mode!==l&&(t=new v.Api(e),"subtractive"===l?(s=t.rows({selected:!1}).ids().toArray(),e._select_mode=l,e._select_set.length=0,e._select_set.push.apply(e._select_set,s)):(s=t.rows({selected:!0}).ids().toArray(),e._select_mode=l,e._select_set.length=0,e._select_set.push.apply(e._select_set,s)))}).draw(!1):(e=this.context[0])&&e._select_set?{mode:e._select_mode,rows:e._select_set}:null}),t("rows().select()","row().select()",function(e){var o=this,a=[];return!1===e?this.deselect():(this.iterator("row",function(e,t){_(e);var s=e.aoData[t],l=e.aoColumns;if(e._select.selectable&&!1===e._select.selectable(s._aData,s.nTr,t))return;m(s.nTr).addClass(e._select.className),s._select_selected=!0,a.push(t);for(var c=0;c<l.length;c++){var n=l[c];null===n.sType&&o.columns().types(),g(n)&&((n=s.anCells)&&n[c]&&m("input."+w(!0),n[c]).prop("checked",!0),null!==s._aSortData)&&(s._aSortData[c]=null)}}),this.iterator("table",function(e){u(o,"select",["row",a],!0)}),this)}),e("row().selected()",function(){var e=this.context[0];return!!(e&&this.length&&e.aoData[this[0]]&&e.aoData[this[0]]._select_selected)}),e("row().focus()",function(){var e=this.context[0];e&&this.length&&e.aoData[this[0]]&&e.aoData[this[0]].nTr&&e.aoData[this[0]].nTr.focus()}),e("row().blur()",function(){var e=this.context[0];e&&this.length&&e.aoData[this[0]]&&e.aoData[this[0]].nTr&&e.aoData[this[0]].nTr.blur()}),t("columns().select()","column().select()",function(e){var s=this;return!1===e?this.deselect():(this.iterator("column",function(e,t){_(e),e.aoColumns[t]._select_selected=!0;t=new v.Api(e).column(t);m(t.header()).addClass(e._select.className),m(t.footer()).addClass(e._select.className),t.nodes().to$().addClass(e._select.className)}),this.iterator("table",function(e,t){u(s,"select",["column",s[t]],!0)}),this)}),e("column().selected()",function(){var e=this.context[0];return!!(e&&this.length&&e.aoColumns[this[0]]&&e.aoColumns[this[0]]._select_selected)}),t("cells().select()","cell().select()",function(e){var s=this;return!1===e?this.deselect():(this.iterator("cell",function(e,t,s){_(e);t=e.aoData[t];void 0===t._selected_cells&&(t._selected_cells=[]),t._selected_cells[s]=!0,t.anCells&&m(t.anCells[s]).addClass(e._select.className)}),this.iterator("table",function(e,t){u(s,"select",["cell",s.cells(s[t]).indexes().toArray()],!0)}),this)}),e("cell().selected()",function(){var e=this.context[0];if(e&&this.length){e=e.aoData[this[0][0].row];if(e&&e._selected_cells&&e._selected_cells[this[0][0].column])return!0}return!1}),t("rows().deselect()","row().deselect()",function(){var o=this;return this.iterator("row",function(e,t){var s=e.aoData[t],l=e.aoColumns;m(s.nTr).removeClass(e._select.className),s._select_selected=!1,e._select_lastCell=null;for(var c=0;c<l.length;c++){var n=l[c];null===n.sType&&o.columns().types(),g(n)&&((n=s.anCells)&&n[c]&&m("input."+w(!0),s.anCells[c]).prop("checked",!1),null!==s._aSortData)&&(s._aSortData[c]=null)}}),this.iterator("table",function(e,t){u(o,"deselect",["row",o[t]],!0)}),this}),t("columns().deselect()","column().deselect()",function(){var s=this;return this.iterator("column",function(l,e){l.aoColumns[e]._select_selected=!1;var t=new v.Api(l),s=t.column(e);m(s.header()).removeClass(l._select.className),m(s.footer()).removeClass(l._select.className),t.cells(null,e).indexes().each(function(e){var t=l.aoData[e.row],s=t._selected_cells;!t.anCells||s&&s[e.column]||m(t.anCells[e.column]).removeClass(l._select.className)})}),this.iterator("table",function(e,t){u(s,"deselect",["column",s[t]],!0)}),this}),t("cells().deselect()","cell().deselect()",function(){var s=this;return this.iterator("cell",function(e,t,s){t=e.aoData[t];void 0!==t._selected_cells&&(t._selected_cells[s]=!1),t.anCells&&!e.aoColumns[s]._select_selected&&m(t.anCells[s]).removeClass(e._select.className)}),this.iterator("table",function(e,t){u(s,"deselect",["cell",s[t]],!0)}),this});var k=0;return m.extend(v.ext.buttons,{selected:{text:s("selected","Selected"),className:"buttons-selected",limitTo:["rows","columns","cells"],init:function(s,e,l){var c=this;l._eventNamespace=".select"+k++,s.on(C(l),function(){var e,t;c.enable((e=s,!(-1===(t=l).limitTo.indexOf("rows")||!e.rows({selected:!0}).any())||!(-1===t.limitTo.indexOf("columns")||!e.columns({selected:!0}).any())||!(-1===t.limitTo.indexOf("cells")||!e.cells({selected:!0}).any())))}),this.disable()},destroy:function(e,t,s){e.off(s._eventNamespace)}},selectedSingle:{text:s("selectedSingle","Selected single"),className:"buttons-selected-single",init:function(t,e,s){var l=this;s._eventNamespace=".select"+k++,t.on(C(s),function(){var e=t.rows({selected:!0}).flatten().length+t.columns({selected:!0}).flatten().length+t.cells({selected:!0}).flatten().length;l.enable(1===e)}),this.disable()},destroy:function(e,t,s){e.off(s._eventNamespace)}},selectAll:{text:s("selectAll","Select all"),className:"buttons-select-all",action:function(e,t,s,l){var c=this.select.items(),n=l.selectorModifier;(n?("function"==typeof n&&(n=n.call(t,e,t,s,l)),this[c+"s"](n)):this[c+"s"]()).select()}},selectNone:{text:s("selectNone","Deselect all"),className:"buttons-select-none",action:function(){_(this.settings()[0],!0)},init:function(t,e,s){var l=this;s._eventNamespace=".select"+k++,t.on(C(s),function(){var e=t.rows({selected:!0}).flatten().length+t.columns({selected:!0}).flatten().length+t.cells({selected:!0}).flatten().length;l.enable(0<e)}),this.disable()},destroy:function(e,t,s){e.off(s._eventNamespace)}},showSelected:{text:s("showSelected","Show only selected"),className:"buttons-show-selected",action:function(e,t){var l;t.search.fixed("dt-select")?(t.search.fixed("dt-select",null),this.active(!1)):(l=t.settings()[0].aoData,t.search.fixed("dt-select",function(e,t,s){return l[s]._select_selected}),this.active(!0)),t.draw()}}}),m.each(["Row","Column","Cell"],function(e,t){var c=t.toLowerCase();v.ext.buttons["select"+t+"s"]={text:s("select"+t+"s","Select "+c+"s"),className:"buttons-select-"+c+"s",action:function(){this.select.items(c)},init:function(e){var l=this;this.active(e.select.items()===c),e.on("selectItems.dt.DT",function(e,t,s){l.active(s===c)})}}}),v.type("select-checkbox",{className:"dt-select",detect:v.versionCheck("2.1")?{oneOf:function(){return!1},allOf:function(){return!1},init:function(e,t,s){return g(t)}}:function(e){return"select-checkbox"===e&&e},order:{pre:function(e){return"X"===e?-1:0}}}),m.extend(!0,v.defaults.oLanguage,{select:{aria:{rowCheckbox:"Select row"}}}),v.render.select=function(e,t){function s(e,t,s,l){var c=l.settings.aoData[l.row],n=c._select_selected,o=l.settings.oLanguage.select.aria.rowCheckbox,a=l.settings._select.selectable;return"display"!==t?"type"===t?"select-checkbox":"filter"!==t&&n?"X":"":a&&!1===a(s,c.nTr,l.row)?"":m("<input>").attr({"aria-label":o,class:w(),name:r?r(s):null,type:"checkbox",value:i?i(s):null,checked:n}).on("input",function(e){e.preventDefault(),this.checked=m(this).closest("tr").hasClass("selected")})[0]}var i=e?v.util.get(e):null,r=t?v.util.get(t):null;return s._name="selectCheckbox",s},v.ext.order["select-checkbox"]=function(t,e){return this.api().column(e,{order:"index"}).nodes().map(function(e){return"row"===t._select.items?m(e).parent().hasClass(t._select.className).toString():"cell"===t._select.items&&m(e).hasClass(t._select.className).toString()})},m.fn.DataTable.select=v.select,m(a).on("i18n.dt.dtSelect preInit.dt.dtSelect",function(e,t){"dt"===e.namespace&&v.select.init(new v.Api(t))}),v});
\ No newline at end of file
diff --git a/js/dataTables.select.min.mjs b/js/dataTables.select.min.mjs
index 08f5a33..a179379 100644
--- a/js/dataTables.select.min.mjs
+++ b/js/dataTables.select.min.mjs
@@ -1,4 +1,4 @@
 /*! Select for DataTables 2.1.0
  * © SpryMedia Ltd - datatables.net/license/mit
  */
-import jQuery from"jquery";import DataTable from"datatables.net";let $=jQuery;function cellRange(n,e,t){function l(t,l){l<t&&(e=l,l=t,t=e);var e,s=!1;return n.columns(":visible").indexes().filter(function(e){return e===t&&(s=!0),e===l?!(s=!1):s})}function s(t,l){var e,s=n.rows({search:"applied"}).indexes(),c=(s.indexOf(t)>s.indexOf(l)&&(e=l,l=t,t=e),!1);return s.filter(function(e){return e===t&&(c=!0),e===l?!(c=!1):c})}var c,t=n.cells({selected:!0}).any()||t?(c=l(t.column,e.column),s(t.row,e.row)):(c=l(0,e.column),s(0,e.row)),t=n.cells(t,c).flatten();n.cells(e,{selected:!0}).any()?n.cells(t).deselect():n.cells(t).select()}function checkboxClass(e){var t=DataTable.select.classes.checkbox;return e?t.replace(/ /g,"."):t}function disableMouseSelection(e){var t=e.settings()[0]._select.selector;$(e.table().container()).off("mousedown.dtSelect",t).off("mouseup.dtSelect",t).off("click.dtSelect",t),$("body").off("click.dtSelect"+_safeId(e.table().node()))}function enableMouseSelection(a){var o,t=$(a.table().container()),l=a.settings()[0],s=l._select.selector;t.on("mousedown.dtSelect",s,function(e){(e.shiftKey||e.metaKey||e.ctrlKey)&&t.css("-moz-user-select","none").one("selectstart.dtSelect",s,function(){return!1}),window.getSelection&&(o=window.getSelection())}).on("mouseup.dtSelect",s,function(){t.css("-moz-user-select","")}).on("click.dtSelect",s,function(e){var t,l=a.select.items();if(o){var s=window.getSelection();if((!s.anchorNode||$(s.anchorNode).closest("table")[0]===a.table().node())&&s!==o)return}var c,s=a.settings()[0],n=a.table().container();$(e.target).closest("div.dt-container")[0]==n&&(n=a.cell($(e.target).closest("td, th"))).any()&&(c=$.Event("user-select.dt"),eventTrigger(a,c,[l,n,e]),c.isDefaultPrevented()||(c=n.index(),"row"===l?(t=c.row,typeSelect(e,a,s,"row",t)):"column"===l?(t=n.index().column,typeSelect(e,a,s,"column",t)):"cell"===l&&(t=n.index(),typeSelect(e,a,s,"cell",t)),s._select_lastCell=c))}),$("body").on("click.dtSelect"+_safeId(a.table().node()),function(e){var t;!l._select.blurable||$(e.target).parents().filter(a.table().container()).length||0===$(e.target).parents("html").length||$(e.target).parents("div.DTE").length||(t=$.Event("select-blur.dt"),eventTrigger(a,t,[e.target,e]),t.isDefaultPrevented())||clear(l,!0)})}function eventTrigger(e,t,l,s){s&&!e.flatten().length||("string"==typeof t&&(t+=".dt"),l.unshift(e),$(e.table().node()).trigger(t,l))}function isCheckboxColumn(e){return e.mRender&&"selectCheckbox"===e.mRender._name}function info(s,e){var t,l,c,n,a;"api"!==s.select.style()&&!1!==s.select.info()&&(a=s.settings()[0]._select_set.length||s.rows({selected:!0}).count(),t=s.columns({selected:!0}).count(),l=s.cells({selected:!0}).count(),c=function(e,t,l){e.append($('<span class="select-item"/>').append(s.i18n("select."+t+"s",{_:"%d "+t+"s selected",0:"",1:"1 "+t+" selected"},l)))},e=$(e),c(n=$('<span class="select-info"/>'),"row",a),c(n,"column",t),c(n,"cell",l),(a=e.children("span.select-info")).length&&a.remove(),""!==n.text())&&e.append(n)}function initCheckboxHeader(c,n){var l=c.settings()[0].aoColumns;c.columns().iterator("column",function(e,t){var s;isCheckboxColumn(l[t])&&(t=c.column(t).header(),$("input",t).length||(s=$("<input>").attr({class:checkboxClass(!0),type:"checkbox","aria-label":c.i18n("select.aria.headerCheckbox")||"Select all rows"}).appendTo(t).on("change",function(){this.checked?("select-page"==n?c.rows({page:"current"}):c.rows({search:"applied"})).select():("select-page"==n?c.rows({page:"current",selected:!0}):c.rows({selected:!0})).deselect()}).on("click",function(e){e.stopPropagation()}),c.on("draw select deselect",function(e,t,l){"row"!==l&&l||((l=headerCheckboxState(c,n)).search&&l.search<=l.count&&l.search===l.available?s.prop("checked",!0).prop("indeterminate",!1):0===l.search&&0===l.count?s.prop("checked",!1).prop("indeterminate",!1):s.prop("checked",!1).prop("indeterminate",!0))})))})}function keysSet(a){a.settings()[0]._select.keys?($(a.rows({page:"current"}).nodes()).attr("tabindex",0),a.on("draw.dts-keys",function(){$(a.rows({page:"current"}).nodes()).attr("tabindex",0)}),$(document).on("keydown.dts-keys",function(e){var t,l,s,c=e.keyCode,n=document.activeElement;[9,32,38,40].includes(c)&&(s=!0,-1!==(l=(t=a.rows({page:"current"}).nodes().toArray()).indexOf(n)))&&(9===c?!1===e.shift&&l===t.length-1?keysPageDown(a):!0===e.shift&&0===l?keysPageUp(a):s=!1:32===c?(n=a.row(n)).selected()?n.deselect():n.select():38===c?0<l?t[l-1].focus():keysPageUp(a):l<t.length-1?t[l+1].focus():keysPageDown(a),s)&&e.preventDefault()})):($(a.rows().nodes()).removeAttr("tabindex"),a.off("draw.dts-keys"),$(document).off("keydown.dts-keys"))}function keysPageDown(e){var t=e.page.info();t.page<t.pages-1&&e.one("draw",function(){e.row(":first-child").node().focus()}).page("next").draw(!1)}function keysPageUp(e){0<e.page.info().page&&e.one("draw",function(){e.row(":last-child").node().focus()}).page("previous").draw(!1)}function headerCheckboxState(e,t){var l=e.settings()[0],s=l._select.selectable,c=0,n=("select-page"==t?e.rows({page:"current",selected:!0}):e.rows({selected:!0})).count(),a=("select-page"==t?e.rows({page:"current",selected:!0}):e.rows({search:"applied",selected:!0})).count();if(s)for(var o=("select-page"==t?e.rows({page:"current"}):e.rows({search:"applied"})).indexes(),i=0;i<o.length;i++){var r=l.aoData[o[i]];s(r._aData,r.nTr,o[i])&&c++}else c=("select-page"==t?e.rows({page:"current"}):e.rows({search:"applied"})).count();return{available:c,count:n,search:a}}function init(a){var o=new DataTable.Api(a);a._select_init=!0,a._select_set=[],a.aoRowCreatedCallback.push(function(e,t,l){var s,c,n=a.aoData[l],l=o.row(l).id();for((n._select_selected||"undefined"!==l&&a._select_set.includes(l))&&(n._select_selected=!0,$(e).addClass(a._select.className).find("input."+checkboxClass(!0)).prop("checked",!0)),s=0,c=a.aoColumns.length;s<c;s++)(a.aoColumns[s]._select_selected||n._selected_cells&&n._selected_cells[s])&&$(n.anCells[s]).addClass(a._select.className)}),_cumulativeEvents(o),o.on("info.dt",function(e,t,l){t._select.infoEls.includes(l)||t._select.infoEls.push(l),info(o,l)}),o.on("select.dtSelect.dt deselect.dtSelect.dt",function(){a._select.infoEls.forEach(function(e){info(o,e)}),o.state.save()}),o.on("destroy.dtSelect",function(){$(o.rows({selected:!0}).nodes()).removeClass(o.settings()[0]._select.className),$("input."+checkboxClass(!0),o.table().header()).remove(),disableMouseSelection(o),o.off(".dtSelect"),$("body").off(".dtSelect"+_safeId(o.table().node()))})}function rowColumnRange(e,t,l,s){var c,n=e[t+"s"]({search:"applied"}).indexes(),s=n.indexOf(s),a=n.indexOf(l);e[t+"s"]({selected:!0}).any()||-1!==s?(a<s&&(c=a,a=s,s=c),n.splice(a+1,n.length),n.splice(0,s)):n.splice(n.indexOf(l)+1,n.length),e[t](l,{selected:!0}).any()?(n.splice(n.indexOf(l),1),e[t+"s"](n).deselect()):e[t+"s"](n).select()}function clear(e,t){!t&&"single"!==e._select.style||((t=new DataTable.Api(e)).rows({selected:!0}).deselect(),t.columns({selected:!0}).deselect(),t.cells({selected:!0}).deselect())}function typeSelect(e,t,l,s,c){var n=t.select.style(),a=t.select.toggleable(),o=t[s](c,{selected:!0}).any();o&&!a||("os"===n?e.ctrlKey||e.metaKey?t[s](c).select(!o):e.shiftKey?"cell"===s?cellRange(t,c,l._select_lastCell||null):rowColumnRange(t,s,c,l._select_lastCell?l._select_lastCell[s]:null):(a=t[s+"s"]({selected:!0}),o&&1===a.flatten().length?t[s](c).deselect():(a.deselect(),t[s](c).select())):"multi+shift"==n&&e.shiftKey?"cell"===s?cellRange(t,c,l._select_lastCell||null):rowColumnRange(t,s,c,l._select_lastCell?l._select_lastCell[s]:null):t[s](c).select(!o))}function _safeId(e){return e.id.replace(/[^a-zA-Z0-9\-\_]/g,"-")}function _cumulativeEvents(c){c.on("select",function(e,t,l,s){"row"===l&&(l=c.settings()[0],_add(c,l._select_set,s))}),c.on("deselect",function(e,t,l,s){"row"===l&&(l=c.settings()[0],_remove(c,l._select_set,s))})}function _add(e,t,l){for(var s=0;s<l.length;s++){var c=e.row(l[s]).id();c&&"undefined"!==c&&!t.includes(c)&&t.push(c)}}function _remove(e,t,l){for(var s=0;s<l.length;s++){var c=e.row(l[s]).id(),c=t.indexOf(c);-1!==c&&t.splice(c,1)}}DataTable.select={},DataTable.select.classes={checkbox:"dt-select-checkbox"},DataTable.select.version="2.1.0",DataTable.select.init=function(c){var e,t,l,s,n,a,o,i,r,u,d,f,h,p,b=c.settings()[0];if(!DataTable.versionCheck("2"))throw"Warning: Select requires DataTables 2 or newer";!b._select&&(e=c.state.loaded(),t=function(e,t,l){if(null!==l&&void 0!==l.select){if(c.rows({selected:!0}).any()&&c.rows().deselect(),void 0!==l.select.rows&&c.rows(l.select.rows).select(),c.columns({selected:!0}).any()&&c.columns().deselect(),void 0!==l.select.columns&&c.columns(l.select.columns).select(),c.cells({selected:!0}).any()&&c.cells().deselect(),void 0!==l.select.cells)for(var s=0;s<l.select.cells.length;s++)c.cell(l.select.cells[s].row,l.select.cells[s].column).select();c.state.save()}},c.on("stateSaveParams",function(e,t,l){l.select={},l.select.rows=c.rows({selected:!0}).ids(!0).toArray(),l.select.columns=c.columns({selected:!0})[0],l.select.cells=c.cells({selected:!0})[0].map(function(e){return{row:c.row(e.row).id(!0),column:e.column}})}).on("stateLoadParams",t).one("init",function(){t(0,0,e)}),s=b.oInit.select,l=DataTable.defaults.select,l=void 0===s?l:s,s="row",o=!(a=!(n="api")),u="td, th",d="selected",p=h=!(f=r=!(i=null)),b._select={infoEls:[]},!0===l?(n="os",h=!0):"string"==typeof l?(n=l,h=!0):$.isPlainObject(l)&&(void 0!==l.blurable&&(a=l.blurable),void 0!==l.toggleable&&(o=l.toggleable),void 0!==l.info&&(r=l.info),void 0!==l.items&&(s=l.items),h=(n=void 0!==l.style?l.style:"os",!0),void 0!==l.selector&&(u=l.selector),void 0!==l.className&&(d=l.className),void 0!==l.headerCheckbox&&(f=l.headerCheckbox),void 0!==l.selectable&&(i=l.selectable),void 0!==l.keys)&&(p=l.keys),c.select.selector(u),c.select.items(s),c.select.style(n),c.select.blurable(a),c.select.toggleable(o),c.select.info(r),c.select.keys(p),c.select.selectable(i),b._select.className=d,!h&&$(c.table().node()).hasClass("selectable")&&c.select.style("os"),f||"select-page"===f||"select-all"===f)&&c.ready(function(){initCheckboxHeader(c,f)})},$.each([{type:"row",prop:"aoData"},{type:"column",prop:"aoColumns"}],function(e,i){DataTable.ext.selector[i.type].push(function(e,t,l){var s,c=t.selected,n=[];if(!0!==c&&!1!==c)return l;for(var a=0,o=l.length;a<o;a++)(s=e[i.prop][l[a]])&&(!0===c&&!0===s._select_selected||!1===c&&!s._select_selected)&&n.push(l[a]);return n})}),DataTable.ext.selector.cell.push(function(e,t,l){var s,c=t.selected,n=[];if(void 0===c)return l;for(var a=0,o=l.length;a<o;a++)(s=e.aoData[l[a].row])&&(!0===c&&s._selected_cells&&!0===s._selected_cells[l[a].column]||!1===c&&(!s._selected_cells||!s._selected_cells[l[a].column]))&&n.push(l[a]);return n});var apiRegister=DataTable.Api.register,apiRegisterPlural=DataTable.Api.registerPlural;function i18n(t,l){return function(e){return e.i18n("buttons."+t,l)}}function namespacedEvents(e){e=e._eventNamespace;return"draw.dt.DT"+e+" select.dt.DT"+e+" deselect.dt.DT"+e}function enabled(e,t){return!(-1===t.limitTo.indexOf("rows")||!e.rows({selected:!0}).any())||!(-1===t.limitTo.indexOf("columns")||!e.columns({selected:!0}).any())||!(-1===t.limitTo.indexOf("cells")||!e.cells({selected:!0}).any())}apiRegister("select()",function(){return this.iterator("table",function(e){DataTable.select.init(new DataTable.Api(e))})}),apiRegister("select.blurable()",function(t){return void 0===t?this.context[0]._select.blurable:this.iterator("table",function(e){e._select.blurable=t})}),apiRegister("select.toggleable()",function(t){return void 0===t?this.context[0]._select.toggleable:this.iterator("table",function(e){e._select.toggleable=t})}),apiRegister("select.info()",function(t){return void 0===t?this.context[0]._select.info:this.iterator("table",function(e){e._select.info=t})}),apiRegister("select.items()",function(t){return void 0===t?this.context[0]._select.items:this.iterator("table",function(e){e._select.items=t,eventTrigger(new DataTable.Api(e),"selectItems",[t])})}),apiRegister("select.keys()",function(t){return void 0===t?this.context[0]._select.keys:this.iterator("table",function(e){e._select.keys=t,keysSet(new DataTable.Api(e))})}),apiRegister("select.style()",function(l){return void 0===l?this.context[0]._select.style:this.iterator("table",function(e){e._select||DataTable.select.init(new DataTable.Api(e)),e._select_init||init(e),e._select.style=l;var t=new DataTable.Api(e);"api"!==l?t.ready(function(){disableMouseSelection(t),enableMouseSelection(t)}):disableMouseSelection(t),eventTrigger(new DataTable.Api(e),"selectStyle",[l])})}),apiRegister("select.selector()",function(s){return void 0===s?this.context[0]._select.selector:this.iterator("table",function(e){var t=new DataTable.Api(e),l=e._select.style;disableMouseSelection(t),e._select.selector=s,l&&"api"!==l?t.ready(function(){disableMouseSelection(t),enableMouseSelection(t)}):disableMouseSelection(t)})}),apiRegister("select.selectable()",function(e){var t=this.context[0];return e?(t._select.selectable=e,this):t._select.selectable}),apiRegister("select.last()",function(e){var t=this.context[0];return e?(t._select_lastCell=e,this):t._select_lastCell}),apiRegister("select.cumulative()",function(){var e=this.context[0];return e&&e._select_set?e._select_set:[]}),apiRegisterPlural("rows().select()","row().select()",function(e){var a=this,o=[];return!1===e?this.deselect():(this.iterator("row",function(e,t){clear(e);var l=e.aoData[t],s=e.aoColumns;if(e._select.selectable&&!1===e._select.selectable(l._aData,l.nTr,t))return;$(l.nTr).addClass(e._select.className),l._select_selected=!0,o.push(t);for(var c=0;c<s.length;c++){var n=s[c];null===n.sType&&a.columns().types(),isCheckboxColumn(n)&&((n=l.anCells)&&n[c]&&$("input."+checkboxClass(!0),n[c]).prop("checked",!0),null!==l._aSortData)&&(l._aSortData[c]=null)}}),this.iterator("table",function(e){eventTrigger(a,"select",["row",o],!0)}),this)}),apiRegister("row().selected()",function(){var e=this.context[0];return!!(e&&this.length&&e.aoData[this[0]]&&e.aoData[this[0]]._select_selected)}),apiRegister("row().focus()",function(){var e=this.context[0];e&&this.length&&e.aoData[this[0]]&&e.aoData[this[0]].nTr&&e.aoData[this[0]].nTr.focus()}),apiRegister("row().blur()",function(){var e=this.context[0];e&&this.length&&e.aoData[this[0]]&&e.aoData[this[0]].nTr&&e.aoData[this[0]].nTr.blur()}),apiRegisterPlural("columns().select()","column().select()",function(e){var l=this;return!1===e?this.deselect():(this.iterator("column",function(e,t){clear(e),e.aoColumns[t]._select_selected=!0;t=new DataTable.Api(e).column(t);$(t.header()).addClass(e._select.className),$(t.footer()).addClass(e._select.className),t.nodes().to$().addClass(e._select.className)}),this.iterator("table",function(e,t){eventTrigger(l,"select",["column",l[t]],!0)}),this)}),apiRegister("column().selected()",function(){var e=this.context[0];return!!(e&&this.length&&e.aoColumns[this[0]]&&e.aoColumns[this[0]]._select_selected)}),apiRegisterPlural("cells().select()","cell().select()",function(e){var l=this;return!1===e?this.deselect():(this.iterator("cell",function(e,t,l){clear(e);t=e.aoData[t];void 0===t._selected_cells&&(t._selected_cells=[]),t._selected_cells[l]=!0,t.anCells&&$(t.anCells[l]).addClass(e._select.className)}),this.iterator("table",function(e,t){eventTrigger(l,"select",["cell",l.cells(l[t]).indexes().toArray()],!0)}),this)}),apiRegister("cell().selected()",function(){var e=this.context[0];if(e&&this.length){e=e.aoData[this[0][0].row];if(e&&e._selected_cells&&e._selected_cells[this[0][0].column])return!0}return!1}),apiRegisterPlural("rows().deselect()","row().deselect()",function(){var a=this;return this.iterator("row",function(e,t){var l=e.aoData[t],s=e.aoColumns;$(l.nTr).removeClass(e._select.className),l._select_selected=!1,e._select_lastCell=null;for(var c=0;c<s.length;c++){var n=s[c];null===n.sType&&a.columns().types(),isCheckboxColumn(n)&&((n=l.anCells)&&n[c]&&$("input."+checkboxClass(!0),l.anCells[c]).prop("checked",!1),null!==l._aSortData)&&(l._aSortData[c]=null)}}),this.iterator("table",function(e,t){eventTrigger(a,"deselect",["row",a[t]],!0)}),this}),apiRegisterPlural("columns().deselect()","column().deselect()",function(){var l=this;return this.iterator("column",function(s,e){s.aoColumns[e]._select_selected=!1;var t=new DataTable.Api(s),l=t.column(e);$(l.header()).removeClass(s._select.className),$(l.footer()).removeClass(s._select.className),t.cells(null,e).indexes().each(function(e){var t=s.aoData[e.row],l=t._selected_cells;!t.anCells||l&&l[e.column]||$(t.anCells[e.column]).removeClass(s._select.className)})}),this.iterator("table",function(e,t){eventTrigger(l,"deselect",["column",l[t]],!0)}),this}),apiRegisterPlural("cells().deselect()","cell().deselect()",function(){var l=this;return this.iterator("cell",function(e,t,l){t=e.aoData[t];void 0!==t._selected_cells&&(t._selected_cells[l]=!1),t.anCells&&!e.aoColumns[l]._select_selected&&$(t.anCells[l]).removeClass(e._select.className)}),this.iterator("table",function(e,t){eventTrigger(l,"deselect",["cell",l[t]],!0)}),this});var _buttonNamespace=0;$.extend(DataTable.ext.buttons,{selected:{text:i18n("selected","Selected"),className:"buttons-selected",limitTo:["rows","columns","cells"],init:function(e,t,l){var s=this;l._eventNamespace=".select"+_buttonNamespace++,e.on(namespacedEvents(l),function(){s.enable(enabled(e,l))}),this.disable()},destroy:function(e,t,l){e.off(l._eventNamespace)}},selectedSingle:{text:i18n("selectedSingle","Selected single"),className:"buttons-selected-single",init:function(t,e,l){var s=this;l._eventNamespace=".select"+_buttonNamespace++,t.on(namespacedEvents(l),function(){var e=t.rows({selected:!0}).flatten().length+t.columns({selected:!0}).flatten().length+t.cells({selected:!0}).flatten().length;s.enable(1===e)}),this.disable()},destroy:function(e,t,l){e.off(l._eventNamespace)}},selectAll:{text:i18n("selectAll","Select all"),className:"buttons-select-all",action:function(e,t,l,s){var c=this.select.items(),n=s.selectorModifier;(n?("function"==typeof n&&(n=n.call(t,e,t,l,s)),this[c+"s"](n)):this[c+"s"]()).select()}},selectNone:{text:i18n("selectNone","Deselect all"),className:"buttons-select-none",action:function(){clear(this.settings()[0],!0)},init:function(t,e,l){var s=this;l._eventNamespace=".select"+_buttonNamespace++,t.on(namespacedEvents(l),function(){var e=t.rows({selected:!0}).flatten().length+t.columns({selected:!0}).flatten().length+t.cells({selected:!0}).flatten().length;s.enable(0<e)}),this.disable()},destroy:function(e,t,l){e.off(l._eventNamespace)}},showSelected:{text:i18n("showSelected","Show only selected"),className:"buttons-show-selected",action:function(e,t){var s;t.search.fixed("dt-select")?(t.search.fixed("dt-select",null),this.active(!1)):(s=t.settings()[0].aoData,t.search.fixed("dt-select",function(e,t,l){return s[l]._select_selected}),this.active(!0)),t.draw()}}}),$.each(["Row","Column","Cell"],function(e,t){var c=t.toLowerCase();DataTable.ext.buttons["select"+t+"s"]={text:i18n("select"+t+"s","Select "+c+"s"),className:"buttons-select-"+c+"s",action:function(){this.select.items(c)},init:function(e){var s=this;this.active(e.select.items()===c),e.on("selectItems.dt.DT",function(e,t,l){s.active(l===c)})}}}),DataTable.type("select-checkbox",{className:"dt-select",detect:DataTable.versionCheck("2.1")?{oneOf:function(){return!1},allOf:function(){return!1},init:function(e,t,l){return isCheckboxColumn(t)}}:function(e){return"select-checkbox"===e&&e},order:{pre:function(e){return"X"===e?-1:0}}}),$.extend(!0,DataTable.defaults.oLanguage,{select:{aria:{rowCheckbox:"Select row"}}}),DataTable.render.select=function(e,t){function l(e,t,l,s){var c=s.settings.aoData[s.row],n=c._select_selected,a=s.settings.oLanguage.select.aria.rowCheckbox,o=s.settings._select.selectable;return"display"!==t?"type"===t?"select-checkbox":"filter"!==t&&n?"X":"":o&&!1===o(l,c.nTr,s.row)?"":$("<input>").attr({"aria-label":a,class:checkboxClass(),name:r?r(l):null,type:"checkbox",value:i?i(l):null,checked:n}).on("input",function(e){e.preventDefault(),this.checked=$(this).closest("tr").hasClass("selected")})[0]}var i=e?DataTable.util.get(e):null,r=t?DataTable.util.get(t):null;return l._name="selectCheckbox",l},DataTable.ext.order["select-checkbox"]=function(t,e){return this.api().column(e,{order:"index"}).nodes().map(function(e){return"row"===t._select.items?$(e).parent().hasClass(t._select.className).toString():"cell"===t._select.items&&$(e).hasClass(t._select.className).toString()})},$.fn.DataTable.select=DataTable.select,$(document).on("i18n.dt.dtSelect preInit.dt.dtSelect",function(e,t){"dt"===e.namespace&&DataTable.select.init(new DataTable.Api(t))});export default DataTable;
\ No newline at end of file
+import jQuery from"jquery";import DataTable from"datatables.net";let $=jQuery;function cellRange(n,e,t){function l(t,l){l<t&&(e=l,l=t,t=e);var e,s=!1;return n.columns(":visible").indexes().filter(function(e){return e===t&&(s=!0),e===l?!(s=!1):s})}function s(t,l){var e,s=n.rows({search:"applied"}).indexes(),c=(s.indexOf(t)>s.indexOf(l)&&(e=l,l=t,t=e),!1);return s.filter(function(e){return e===t&&(c=!0),e===l?!(c=!1):c})}var c,t=n.cells({selected:!0}).any()||t?(c=l(t.column,e.column),s(t.row,e.row)):(c=l(0,e.column),s(0,e.row)),t=n.cells(t,c).flatten();n.cells(e,{selected:!0}).any()?n.cells(t).deselect():n.cells(t).select()}function checkboxClass(e){var t=DataTable.select.classes.checkbox;return e?t.replace(/ /g,"."):t}function disableMouseSelection(e){var t=e.settings()[0]._select.selector;$(e.table().container()).off("mousedown.dtSelect",t).off("mouseup.dtSelect",t).off("click.dtSelect",t),$("body").off("click.dtSelect"+_safeId(e.table().node()))}function enableMouseSelection(a){var o,t=$(a.table().container()),l=a.settings()[0],s=l._select.selector;t.on("mousedown.dtSelect",s,function(e){(e.shiftKey||e.metaKey||e.ctrlKey)&&t.css("-moz-user-select","none").one("selectstart.dtSelect",s,function(){return!1}),window.getSelection&&(o=window.getSelection())}).on("mouseup.dtSelect",s,function(){t.css("-moz-user-select","")}).on("click.dtSelect",s,function(e){var t,l=a.select.items();if(o){var s=window.getSelection();if((!s.anchorNode||$(s.anchorNode).closest("table")[0]===a.table().node())&&s!==o)return}var c,s=a.settings()[0],n=a.table().container();$(e.target).closest("div.dt-container")[0]==n&&(n=a.cell($(e.target).closest("td, th"))).any()&&(c=$.Event("user-select.dt"),eventTrigger(a,c,[l,n,e]),c.isDefaultPrevented()||(c=n.index(),"row"===l?(t=c.row,typeSelect(e,a,s,"row",t)):"column"===l?(t=n.index().column,typeSelect(e,a,s,"column",t)):"cell"===l&&(t=n.index(),typeSelect(e,a,s,"cell",t)),s._select_lastCell=c))}),$("body").on("click.dtSelect"+_safeId(a.table().node()),function(e){var t;!l._select.blurable||$(e.target).parents().filter(a.table().container()).length||0===$(e.target).parents("html").length||$(e.target).parents("div.DTE").length||(t=$.Event("select-blur.dt"),eventTrigger(a,t,[e.target,e]),t.isDefaultPrevented())||clear(l,!0)})}function eventTrigger(e,t,l,s){s&&!e.flatten().length||("string"==typeof t&&(t+=".dt"),l.unshift(e),$(e.table().node()).trigger(t,l))}function isCheckboxColumn(e){return e.mRender&&"selectCheckbox"===e.mRender._name}function info(s,e){var t,l,c,n,a;"api"!==s.select.style()&&!1!==s.select.info()&&(a=(n=(c=s.settings()[0])._select_set.length)||s.rows({selected:!0}).count(),t=s.columns({selected:!0}).count(),l=s.cells({selected:!0}).count(),"subtractive"===c._select_mode&&(a=s.page.info().recordsDisplay-n),c=function(e,t,l){e.append($('<span class="select-item"/>').append(s.i18n("select."+t+"s",{_:"%d "+t+"s selected",0:"",1:"1 "+t+" selected"},l)))},n=$(e),c(e=$('<span class="select-info"/>'),"row",a),c(e,"column",t),c(e,"cell",l),(a=n.children("span.select-info")).length&&a.remove(),""!==e.text())&&n.append(e)}function initCheckboxHeader(c,n){var l=c.settings()[0].aoColumns;c.columns().iterator("column",function(e,t){var s;isCheckboxColumn(l[t])&&(t=c.column(t).header(),$("input",t).length||(s=$("<input>").attr({class:checkboxClass(!0),type:"checkbox","aria-label":c.i18n("select.aria.headerCheckbox")||"Select all rows"}).appendTo(t).on("change",function(){this.checked?("select-page"==n?c.rows({page:"current"}):c.rows({search:"applied"})).select():("select-page"==n?c.rows({page:"current",selected:!0}):c.rows({selected:!0})).deselect()}).on("click",function(e){e.stopPropagation()}),c.on("draw select deselect",function(e,t,l){"row"!==l&&l||((l=headerCheckboxState(c,n)).search&&l.search<=l.count&&l.search===l.available?s.prop("checked",!0).prop("indeterminate",!1):0===l.search&&0===l.count?s.prop("checked",!1).prop("indeterminate",!1):s.prop("checked",!1).prop("indeterminate",!0))})))})}function keysSet(a){var e=a.settings()[0],t=e._select.keys,e="dts-keys-"+e.sTableId;t?($(a.rows({page:"current"}).nodes()).attr("tabindex",0),a.on("draw."+e,function(){$(a.rows({page:"current"}).nodes()).attr("tabindex",0)}),$(document).on("keydown."+e,function(e){var t,l,s,c=e.keyCode,n=document.activeElement;[9,13,32,38,40].includes(c)&&(s=!0,-1!==(l=(t=a.rows({page:"current"}).nodes().toArray()).indexOf(n)))&&(9===c?!1===e.shift&&l===t.length-1?keysPageDown(a):!0===e.shift&&0===l?keysPageUp(a):s=!1:13===c||32===c?(n=a.row(n)).selected()?n.deselect():n.select():38===c?0<l?t[l-1].focus():keysPageUp(a):l<t.length-1?t[l+1].focus():keysPageDown(a),s)&&(e.stopPropagation(),e.preventDefault())})):($(a.rows().nodes()).removeAttr("tabindex"),a.off("draw."+e),$(document).off("keydown."+e))}function keysPageDown(e){var t=e.page.info();t.page<t.pages-1&&e.one("draw",function(){e.row(":first-child").node().focus()}).page("next").draw(!1)}function keysPageUp(e){0<e.page.info().page&&e.one("draw",function(){e.row(":last-child").node().focus()}).page("previous").draw(!1)}function headerCheckboxState(e,t){var l=e.settings()[0],s=l._select.selectable,c=0,n=("select-page"==t?e.rows({page:"current",selected:!0}):e.rows({selected:!0})).count(),a=("select-page"==t?e.rows({page:"current",selected:!0}):e.rows({search:"applied",selected:!0})).count();if(s)for(var o=("select-page"==t?e.rows({page:"current"}):e.rows({search:"applied"})).indexes(),i=0;i<o.length;i++){var r=l.aoData[o[i]];s(r._aData,r.nTr,o[i])&&c++}else c=("select-page"==t?e.rows({page:"current"}):e.rows({search:"applied"})).count();return{available:c,count:n,search:a}}function init(a){var o=new DataTable.Api(a);a._select_init=!0,a._select_mode="additive",a._select_set=[],a.aoRowCreatedCallback.push(function(e,t,l){var s,c,n=a.aoData[l],l=o.row(l).id();for((n._select_selected||"additive"===a._select_mode&&a._select_set.includes(l)||"subtractive"===a._select_mode&&!a._select_set.includes(l))&&(n._select_selected=!0,$(e).addClass(a._select.className).find("input."+checkboxClass(!0)).prop("checked",!0)),s=0,c=a.aoColumns.length;s<c;s++)(a.aoColumns[s]._select_selected||n._selected_cells&&n._selected_cells[s])&&$(n.anCells[s]).addClass(a._select.className)}),_cumulativeEvents(o),o.on("info.dt",function(e,t,l){t._select.infoEls.includes(l)||t._select.infoEls.push(l),info(o,l)}),o.on("select.dtSelect.dt deselect.dtSelect.dt",function(){a._select.infoEls.forEach(function(e){info(o,e)}),o.state.save()}),o.on("destroy.dtSelect",function(){$(o.rows({selected:!0}).nodes()).removeClass(o.settings()[0]._select.className),$("input."+checkboxClass(!0),o.table().header()).remove(),disableMouseSelection(o),o.off(".dtSelect"),$("body").off(".dtSelect"+_safeId(o.table().node()))})}function rowColumnRange(e,t,l,s){var c,n=e[t+"s"]({search:"applied"}).indexes(),s=n.indexOf(s),a=n.indexOf(l);e[t+"s"]({selected:!0}).any()||-1!==s?(a<s&&(c=a,a=s,s=c),n.splice(a+1,n.length),n.splice(0,s)):n.splice(n.indexOf(l)+1,n.length),e[t](l,{selected:!0}).any()?(n.splice(n.indexOf(l),1),e[t+"s"](n).deselect()):e[t+"s"](n).select()}function clear(e,t){!t&&"single"!==e._select.style||((t=new DataTable.Api(e)).rows({selected:!0}).deselect(),t.columns({selected:!0}).deselect(),t.cells({selected:!0}).deselect())}function typeSelect(e,t,l,s,c){var n=t.select.style(),a=t.select.toggleable(),o=t[s](c,{selected:!0}).any();o&&!a||("os"===n?e.ctrlKey||e.metaKey?t[s](c).select(!o):e.shiftKey?"cell"===s?cellRange(t,c,l._select_lastCell||null):rowColumnRange(t,s,c,l._select_lastCell?l._select_lastCell[s]:null):(a=t[s+"s"]({selected:!0}),o&&1===a.flatten().length?t[s](c).deselect():(a.deselect(),t[s](c).select())):"multi+shift"==n&&e.shiftKey?"cell"===s?cellRange(t,c,l._select_lastCell||null):rowColumnRange(t,s,c,l._select_lastCell?l._select_lastCell[s]:null):t[s](c).select(!o))}function _safeId(e){return e.id.replace(/[^a-zA-Z0-9\-\_]/g,"-")}function _cumulativeEvents(c){c.on("select",function(e,t,l,s){"row"===l&&("additive"===(l=c.settings()[0])._select_mode?_add:_remove)(c,l._select_set,s)}),c.on("deselect",function(e,t,l,s){"row"===l&&("additive"===(l=c.settings()[0])._select_mode?_remove:_add)(c,l._select_set,s)})}function _add(e,t,l){for(var s=0;s<l.length;s++){var c=e.row(l[s]).id();c&&"undefined"!==c&&!t.includes(c)&&t.push(c)}}function _remove(e,t,l){for(var s=0;s<l.length;s++){var c=e.row(l[s]).id(),c=t.indexOf(c);-1!==c&&t.splice(c,1)}}DataTable.select={},DataTable.select.classes={checkbox:"dt-select-checkbox"},DataTable.select.version="2.1.0",DataTable.select.init=function(c){var e,t,l,s,n,a,o,i,r,u,d,f,h,_,p=c.settings()[0];if(!DataTable.versionCheck("2"))throw"Warning: Select requires DataTables 2 or newer";!p._select&&(e=c.state.loaded(),t=function(e,t,l){if(null!==l&&void 0!==l.select){if(c.rows({selected:!0}).any()&&c.rows().deselect(),void 0!==l.select.rows&&c.rows(l.select.rows).select(),c.columns({selected:!0}).any()&&c.columns().deselect(),void 0!==l.select.columns&&c.columns(l.select.columns).select(),c.cells({selected:!0}).any()&&c.cells().deselect(),void 0!==l.select.cells)for(var s=0;s<l.select.cells.length;s++)c.cell(l.select.cells[s].row,l.select.cells[s].column).select();c.state.save()}},c.on("stateSaveParams",function(e,t,l){l.select={},l.select.rows=c.rows({selected:!0}).ids(!0).toArray(),l.select.columns=c.columns({selected:!0})[0],l.select.cells=c.cells({selected:!0})[0].map(function(e){return{row:c.row(e.row).id(!0),column:e.column}})}).on("stateLoadParams",t).one("init",function(){t(0,0,e)}),s=p.oInit.select,l=DataTable.defaults.select,l=void 0===s?l:s,s="row",o=!(a=!(n="api")),u="td, th",d="selected",_=h=!(f=r=!(i=null)),p._select={infoEls:[]},!0===l?(n="os",h=!0):"string"==typeof l?(n=l,h=!0):$.isPlainObject(l)&&(void 0!==l.blurable&&(a=l.blurable),void 0!==l.toggleable&&(o=l.toggleable),void 0!==l.info&&(r=l.info),void 0!==l.items&&(s=l.items),h=(n=void 0!==l.style?l.style:"os",!0),void 0!==l.selector&&(u=l.selector),void 0!==l.className&&(d=l.className),void 0!==l.headerCheckbox&&(f=l.headerCheckbox),void 0!==l.selectable&&(i=l.selectable),void 0!==l.keys)&&(_=l.keys),c.select.selector(u),c.select.items(s),c.select.style(n),c.select.blurable(a),c.select.toggleable(o),c.select.info(r),c.select.keys(_),c.select.selectable(i),p._select.className=d,!h&&$(c.table().node()).hasClass("selectable")&&c.select.style("os"),f||"select-page"===f||"select-all"===f)&&c.ready(function(){initCheckboxHeader(c,f)})},$.each([{type:"row",prop:"aoData"},{type:"column",prop:"aoColumns"}],function(e,i){DataTable.ext.selector[i.type].push(function(e,t,l){var s,c=t.selected,n=[];if(!0!==c&&!1!==c)return l;for(var a=0,o=l.length;a<o;a++)(s=e[i.prop][l[a]])&&(!0===c&&!0===s._select_selected||!1===c&&!s._select_selected)&&n.push(l[a]);return n})}),DataTable.ext.selector.cell.push(function(e,t,l){var s,c=t.selected,n=[];if(void 0===c)return l;for(var a=0,o=l.length;a<o;a++)(s=e.aoData[l[a].row])&&(!0===c&&s._selected_cells&&!0===s._selected_cells[l[a].column]||!1===c&&(!s._selected_cells||!s._selected_cells[l[a].column]))&&n.push(l[a]);return n});var apiRegister=DataTable.Api.register,apiRegisterPlural=DataTable.Api.registerPlural;function i18n(t,l){return function(e){return e.i18n("buttons."+t,l)}}function namespacedEvents(e){e=e._eventNamespace;return"draw.dt.DT"+e+" select.dt.DT"+e+" deselect.dt.DT"+e}function enabled(e,t){return!(-1===t.limitTo.indexOf("rows")||!e.rows({selected:!0}).any())||!(-1===t.limitTo.indexOf("columns")||!e.columns({selected:!0}).any())||!(-1===t.limitTo.indexOf("cells")||!e.cells({selected:!0}).any())}apiRegister("select()",function(){return this.iterator("table",function(e){DataTable.select.init(new DataTable.Api(e))})}),apiRegister("select.blurable()",function(t){return void 0===t?this.context[0]._select.blurable:this.iterator("table",function(e){e._select.blurable=t})}),apiRegister("select.toggleable()",function(t){return void 0===t?this.context[0]._select.toggleable:this.iterator("table",function(e){e._select.toggleable=t})}),apiRegister("select.info()",function(t){return void 0===t?this.context[0]._select.info:this.iterator("table",function(e){e._select.info=t})}),apiRegister("select.items()",function(t){return void 0===t?this.context[0]._select.items:this.iterator("table",function(e){e._select.items=t,eventTrigger(new DataTable.Api(e),"selectItems",[t])})}),apiRegister("select.keys()",function(t){return void 0===t?this.context[0]._select.keys:this.iterator("table",function(e){e._select||DataTable.select.init(new DataTable.Api(e)),e._select.keys=t,keysSet(new DataTable.Api(e))})}),apiRegister("select.style()",function(l){return void 0===l?this.context[0]._select.style:this.iterator("table",function(e){e._select||DataTable.select.init(new DataTable.Api(e)),e._select_init||init(e),e._select.style=l;var t=new DataTable.Api(e);"api"!==l?t.ready(function(){disableMouseSelection(t),enableMouseSelection(t)}):disableMouseSelection(t),eventTrigger(new DataTable.Api(e),"selectStyle",[l])})}),apiRegister("select.selector()",function(s){return void 0===s?this.context[0]._select.selector:this.iterator("table",function(e){var t=new DataTable.Api(e),l=e._select.style;disableMouseSelection(t),e._select.selector=s,l&&"api"!==l?t.ready(function(){disableMouseSelection(t),enableMouseSelection(t)}):disableMouseSelection(t)})}),apiRegister("select.selectable()",function(e){var t=this.context[0];return e?(t._select.selectable=e,this):t._select.selectable}),apiRegister("select.last()",function(e){var t=this.context[0];return e?(t._select_lastCell=e,this):t._select_lastCell}),apiRegister("select.cumulative()",function(s){var e;return s?this.iterator("table",function(e){var t,l;e._select_mode!==s&&(t=new DataTable.Api(e),"subtractive"===s?(l=t.rows({selected:!1}).ids().toArray(),e._select_mode=s,e._select_set.length=0,e._select_set.push.apply(e._select_set,l)):(l=t.rows({selected:!0}).ids().toArray(),e._select_mode=s,e._select_set.length=0,e._select_set.push.apply(e._select_set,l)))}).draw(!1):(e=this.context[0])&&e._select_set?{mode:e._select_mode,rows:e._select_set}:null}),apiRegisterPlural("rows().select()","row().select()",function(e){var a=this,o=[];return!1===e?this.deselect():(this.iterator("row",function(e,t){clear(e);var l=e.aoData[t],s=e.aoColumns;if(e._select.selectable&&!1===e._select.selectable(l._aData,l.nTr,t))return;$(l.nTr).addClass(e._select.className),l._select_selected=!0,o.push(t);for(var c=0;c<s.length;c++){var n=s[c];null===n.sType&&a.columns().types(),isCheckboxColumn(n)&&((n=l.anCells)&&n[c]&&$("input."+checkboxClass(!0),n[c]).prop("checked",!0),null!==l._aSortData)&&(l._aSortData[c]=null)}}),this.iterator("table",function(e){eventTrigger(a,"select",["row",o],!0)}),this)}),apiRegister("row().selected()",function(){var e=this.context[0];return!!(e&&this.length&&e.aoData[this[0]]&&e.aoData[this[0]]._select_selected)}),apiRegister("row().focus()",function(){var e=this.context[0];e&&this.length&&e.aoData[this[0]]&&e.aoData[this[0]].nTr&&e.aoData[this[0]].nTr.focus()}),apiRegister("row().blur()",function(){var e=this.context[0];e&&this.length&&e.aoData[this[0]]&&e.aoData[this[0]].nTr&&e.aoData[this[0]].nTr.blur()}),apiRegisterPlural("columns().select()","column().select()",function(e){var l=this;return!1===e?this.deselect():(this.iterator("column",function(e,t){clear(e),e.aoColumns[t]._select_selected=!0;t=new DataTable.Api(e).column(t);$(t.header()).addClass(e._select.className),$(t.footer()).addClass(e._select.className),t.nodes().to$().addClass(e._select.className)}),this.iterator("table",function(e,t){eventTrigger(l,"select",["column",l[t]],!0)}),this)}),apiRegister("column().selected()",function(){var e=this.context[0];return!!(e&&this.length&&e.aoColumns[this[0]]&&e.aoColumns[this[0]]._select_selected)}),apiRegisterPlural("cells().select()","cell().select()",function(e){var l=this;return!1===e?this.deselect():(this.iterator("cell",function(e,t,l){clear(e);t=e.aoData[t];void 0===t._selected_cells&&(t._selected_cells=[]),t._selected_cells[l]=!0,t.anCells&&$(t.anCells[l]).addClass(e._select.className)}),this.iterator("table",function(e,t){eventTrigger(l,"select",["cell",l.cells(l[t]).indexes().toArray()],!0)}),this)}),apiRegister("cell().selected()",function(){var e=this.context[0];if(e&&this.length){e=e.aoData[this[0][0].row];if(e&&e._selected_cells&&e._selected_cells[this[0][0].column])return!0}return!1}),apiRegisterPlural("rows().deselect()","row().deselect()",function(){var a=this;return this.iterator("row",function(e,t){var l=e.aoData[t],s=e.aoColumns;$(l.nTr).removeClass(e._select.className),l._select_selected=!1,e._select_lastCell=null;for(var c=0;c<s.length;c++){var n=s[c];null===n.sType&&a.columns().types(),isCheckboxColumn(n)&&((n=l.anCells)&&n[c]&&$("input."+checkboxClass(!0),l.anCells[c]).prop("checked",!1),null!==l._aSortData)&&(l._aSortData[c]=null)}}),this.iterator("table",function(e,t){eventTrigger(a,"deselect",["row",a[t]],!0)}),this}),apiRegisterPlural("columns().deselect()","column().deselect()",function(){var l=this;return this.iterator("column",function(s,e){s.aoColumns[e]._select_selected=!1;var t=new DataTable.Api(s),l=t.column(e);$(l.header()).removeClass(s._select.className),$(l.footer()).removeClass(s._select.className),t.cells(null,e).indexes().each(function(e){var t=s.aoData[e.row],l=t._selected_cells;!t.anCells||l&&l[e.column]||$(t.anCells[e.column]).removeClass(s._select.className)})}),this.iterator("table",function(e,t){eventTrigger(l,"deselect",["column",l[t]],!0)}),this}),apiRegisterPlural("cells().deselect()","cell().deselect()",function(){var l=this;return this.iterator("cell",function(e,t,l){t=e.aoData[t];void 0!==t._selected_cells&&(t._selected_cells[l]=!1),t.anCells&&!e.aoColumns[l]._select_selected&&$(t.anCells[l]).removeClass(e._select.className)}),this.iterator("table",function(e,t){eventTrigger(l,"deselect",["cell",l[t]],!0)}),this});var _buttonNamespace=0;$.extend(DataTable.ext.buttons,{selected:{text:i18n("selected","Selected"),className:"buttons-selected",limitTo:["rows","columns","cells"],init:function(e,t,l){var s=this;l._eventNamespace=".select"+_buttonNamespace++,e.on(namespacedEvents(l),function(){s.enable(enabled(e,l))}),this.disable()},destroy:function(e,t,l){e.off(l._eventNamespace)}},selectedSingle:{text:i18n("selectedSingle","Selected single"),className:"buttons-selected-single",init:function(t,e,l){var s=this;l._eventNamespace=".select"+_buttonNamespace++,t.on(namespacedEvents(l),function(){var e=t.rows({selected:!0}).flatten().length+t.columns({selected:!0}).flatten().length+t.cells({selected:!0}).flatten().length;s.enable(1===e)}),this.disable()},destroy:function(e,t,l){e.off(l._eventNamespace)}},selectAll:{text:i18n("selectAll","Select all"),className:"buttons-select-all",action:function(e,t,l,s){var c=this.select.items(),n=s.selectorModifier;(n?("function"==typeof n&&(n=n.call(t,e,t,l,s)),this[c+"s"](n)):this[c+"s"]()).select()}},selectNone:{text:i18n("selectNone","Deselect all"),className:"buttons-select-none",action:function(){clear(this.settings()[0],!0)},init:function(t,e,l){var s=this;l._eventNamespace=".select"+_buttonNamespace++,t.on(namespacedEvents(l),function(){var e=t.rows({selected:!0}).flatten().length+t.columns({selected:!0}).flatten().length+t.cells({selected:!0}).flatten().length;s.enable(0<e)}),this.disable()},destroy:function(e,t,l){e.off(l._eventNamespace)}},showSelected:{text:i18n("showSelected","Show only selected"),className:"buttons-show-selected",action:function(e,t){var s;t.search.fixed("dt-select")?(t.search.fixed("dt-select",null),this.active(!1)):(s=t.settings()[0].aoData,t.search.fixed("dt-select",function(e,t,l){return s[l]._select_selected}),this.active(!0)),t.draw()}}}),$.each(["Row","Column","Cell"],function(e,t){var c=t.toLowerCase();DataTable.ext.buttons["select"+t+"s"]={text:i18n("select"+t+"s","Select "+c+"s"),className:"buttons-select-"+c+"s",action:function(){this.select.items(c)},init:function(e){var s=this;this.active(e.select.items()===c),e.on("selectItems.dt.DT",function(e,t,l){s.active(l===c)})}}}),DataTable.type("select-checkbox",{className:"dt-select",detect:DataTable.versionCheck("2.1")?{oneOf:function(){return!1},allOf:function(){return!1},init:function(e,t,l){return isCheckboxColumn(t)}}:function(e){return"select-checkbox"===e&&e},order:{pre:function(e){return"X"===e?-1:0}}}),$.extend(!0,DataTable.defaults.oLanguage,{select:{aria:{rowCheckbox:"Select row"}}}),DataTable.render.select=function(e,t){function l(e,t,l,s){var c=s.settings.aoData[s.row],n=c._select_selected,a=s.settings.oLanguage.select.aria.rowCheckbox,o=s.settings._select.selectable;return"display"!==t?"type"===t?"select-checkbox":"filter"!==t&&n?"X":"":o&&!1===o(l,c.nTr,s.row)?"":$("<input>").attr({"aria-label":a,class:checkboxClass(),name:r?r(l):null,type:"checkbox",value:i?i(l):null,checked:n}).on("input",function(e){e.preventDefault(),this.checked=$(this).closest("tr").hasClass("selected")})[0]}var i=e?DataTable.util.get(e):null,r=t?DataTable.util.get(t):null;return l._name="selectCheckbox",l},DataTable.ext.order["select-checkbox"]=function(t,e){return this.api().column(e,{order:"index"}).nodes().map(function(e){return"row"===t._select.items?$(e).parent().hasClass(t._select.className).toString():"cell"===t._select.items&&$(e).hasClass(t._select.className).toString()})},$.fn.DataTable.select=DataTable.select,$(document).on("i18n.dt.dtSelect preInit.dt.dtSelect",function(e,t){"dt"===e.namespace&&DataTable.select.init(new DataTable.Api(t))});export default DataTable;
\ No newline at end of file
diff --git a/js/dataTables.select.mjs b/js/dataTables.select.mjs
index 7c0c898..2627475 100644
--- a/js/dataTables.select.mjs
+++ b/js/dataTables.select.mjs
@@ -540,14 +540,18 @@ function info(api, node) {
 		return;
 	}
 
-	// If _select_set has any length, then ids are available and should be used
-	// as the counter. Otherwise use the API to workout how many rows are
-	// selected.
-	var rowSetLength = api.settings()[0]._select_set.length;
+	var ctx = api.settings()[0];
+	var rowSetLength = ctx._select_set.length;
 	var rows = rowSetLength ? rowSetLength : api.rows({ selected: true }).count();
 	var columns = api.columns({ selected: true }).count();
 	var cells = api.cells({ selected: true }).count();
 
+	// If subtractive selection, then we need to take the number of rows and
+	// subtract those that have been deselected
+	if (ctx._select_mode === 'subtractive') {
+		rows = api.page.info().recordsDisplay - rowSetLength;
+	}
+
 	var add = function (el, name, num) {
 		el.append(
 			$('<span class="select-item"/>').append(
@@ -612,7 +616,8 @@ function initCheckboxHeader( dt, headerCheckbox ) {
 					if (this.checked) {
 						if (headerCheckbox == 'select-page') {
 							dt.rows({page: 'current'}).select();
-						} else {
+						}
+						else {
 							dt.rows({search: 'applied'}).select();
 						}
 					}
@@ -659,26 +664,28 @@ function initCheckboxHeader( dt, headerCheckbox ) {
 function keysSet(dt) {
 	var ctx = dt.settings()[0];
 	var flag = ctx._select.keys;
+	var namespace = 'dts-keys-' + ctx.sTableId;
 
 	if (flag) {
 		// Need a tabindex of the `tr` elements to make them focusable by the browser
 		$(dt.rows({page: 'current'}).nodes()).attr('tabindex', 0);
 
-		dt.on('draw.dts-keys', function () {
+		dt.on('draw.' + namespace, function () {
 			$(dt.rows({page: 'current'}).nodes()).attr('tabindex', 0);
 		});
 
 		// Listen on document for tab, up and down
-		$(document).on('keydown.dts-keys', function (e) {
+		$(document).on('keydown.' + namespace, function (e) {
 			var key = e.keyCode;
 			var active = document.activeElement;
 
 			// Can't use e.key as it wasn't widely supported until 2017
 			// 9 Tab
+			// 13 Return
 			// 32 Space
 			// 38 ArrowUp
 			// 40 ArrowDown
-			if (! [9, 32, 38, 40].includes(key)) {
+			if (! [9, 13, 32, 38, 40].includes(key)) {
 				return;
 			}
 
@@ -704,7 +711,7 @@ function keysSet(dt) {
 					preventDefault = false;
 				}
 			}
-			else if (key === 32) {
+			else if (key === 13 || key === 32) {
 				// Row selection / deselection
 				var row = dt.row(active);
 
@@ -735,6 +742,7 @@ function keysSet(dt) {
 			}
 
 			if (preventDefault) {
+				e.stopPropagation();
 				e.preventDefault();
 			}
 		});
@@ -744,8 +752,8 @@ function keysSet(dt) {
 		$(dt.rows().nodes()).removeAttr('tabindex');
 
 		// Nuke events
-		dt.off('draw.dts-keys');
-		$(document).off('keydown.dts-keys');
+		dt.off('draw.' + namespace);
+		$(document).off('keydown.' + namespace);
 	}
 }
 
@@ -849,7 +857,10 @@ function init(ctx) {
 	var api = new DataTable.Api(ctx);
 	ctx._select_init = true;
 
-	// _select_set contains a list of the ids of all rows that are selected
+	// When `additive` then `_select_set` contains a list of the row ids that
+	// are selected. If `subtractive` then all rows are selected, except those
+	// in `_select_set`, which is a list of ids.
+	ctx._select_mode = 'additive';
 	ctx._select_set = [];
 
 	// Row callback so that classes can be added to rows and cells if the item
@@ -867,7 +878,8 @@ function init(ctx) {
 			// Row
 			if (
 				d._select_selected ||
-				(id !== 'undefined' && ctx._select_set.includes(id))
+				(ctx._select_mode === 'additive' && ctx._select_set.includes(id)) ||
+				(ctx._select_mode === 'subtractive' && ! ctx._select_set.includes(id))
 			) {
 				d._select_selected = true;
 
@@ -1077,7 +1089,16 @@ function _cumulativeEvents(api) {
 
 		var ctx = api.settings()[0];
 
-		_add(api, ctx._select_set, indexes);
+		if (ctx._select_mode === 'additive') {
+			// Add row to the selection list if it isn't already there
+			_add(api, ctx._select_set, indexes);
+		}
+		else {
+			// Subtractive - if a row is selected it should not in the list
+			// as in subtractive mode the list gives the rows which are not
+			// selected
+			_remove(api, ctx._select_set, indexes);
+		}
 	});
 
 	api.on('deselect', function (e, dt, type, indexes) {
@@ -1088,7 +1109,14 @@ function _cumulativeEvents(api) {
 
 		var ctx = api.settings()[0];
 
-		_remove(api, ctx._select_set, indexes);
+		if (ctx._select_mode === 'additive') {
+			// List is of those rows selected, so remove it
+			_remove(api, ctx._select_set, indexes);
+		}
+		else {
+			// List is of rows which are deselected, so add it!
+			_add(api, ctx._select_set, indexes);
+		}
 	});
 }
 
@@ -1246,6 +1274,10 @@ apiRegister('select.keys()', function (flag) {
 	}
 
 	return this.iterator('table', function (ctx) {
+		if (!ctx._select) {
+			DataTable.select.init(new DataTable.Api(ctx));
+		}
+
 		ctx._select.keys = flag;
 
 		keysSet(new DataTable.Api(ctx));
@@ -1335,12 +1367,45 @@ apiRegister('select.last()', function (set) {
 	return ctx._select_lastCell;
 });
 
-apiRegister('select.cumulative()', function () {
+apiRegister('select.cumulative()', function (mode) {
+	if (mode) {
+		return this.iterator('table', function (ctx) {
+			if (ctx._select_mode === mode) {
+				return;
+			}
+
+			var dt = new DataTable.Api(ctx);
+
+			// Convert from the current mode, to the new
+			if (mode === 'subtractive') {
+				// For subtractive mode we track the row ids which are not selected
+				var unselected = dt.rows({selected: false}).ids().toArray();
+
+				ctx._select_mode = mode;
+				ctx._select_set.length = 0;
+				ctx._select_set.push.apply(ctx._select_set, unselected);
+			}
+			else {
+				// Switching to additive, so selected rows are to be used
+				var selected = dt.rows({selected: true}).ids().toArray();
+
+				ctx._select_mode = mode;
+				ctx._select_set.length = 0;
+				ctx._select_set.push.apply(ctx._select_set, selected);
+			}
+		}).draw(false);
+	}
+
 	let ctx = this.context[0];
 
-	return ctx && ctx._select_set
-		? ctx._select_set
-		: [];
+	if (ctx && ctx._select_set) {
+		return {
+			mode: ctx._select_mode,
+			rows: ctx._select_set
+		};
+	}
+
+	return null;
 });
 
 apiRegisterPlural('rows().select()', 'row().select()', function (select) {