修复节点不存在报错，和markdown带HTML标签的展示问题

jaywcjlove · Aug 17, 2015 · 0abcd90 · 0abcd90
1 parent 3d5eb5f
commit 0abcd90
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Showing 2 changed files with 6 additions and 5 deletions.
diff --git a/build/MDEditor.min.js b/build/MDEditor.min.js
@@ -900,9 +900,10 @@
     }
     MDEditor.prototype = {
         load: function() {
+            if (!this.obj) return;
             var self = this, box = self.obj[0], index = 0;
             if (box) {
-                if (box.innerHTML !== "") self.opts.value = box.innerHTML.replace(/\&gt\;/g, ">").replace(/\&lt\;/g, "<"), 
+                if (box.children.length > 0) self.opts.value = box.children[0].innerHTML.replace(/\&gt\;/g, ">").replace(/\&lt\;/g, "<"), 
                 box.innerHTML = "";
                 box.appendChild(self.preview_el), box.appendChild(self.tools), box.appendChild(self.textarea);
             }

diff --git a/lib/MDEditor.js b/lib/MDEditor.js
@@ -144,13 +144,13 @@
     MDEditor.prototype = {
         //加载编辑器
         load:function(){
+            if(!this.obj) return;
             var self = this,box = self.obj[0],index=0;
 
             if(box) {
-                if(box.innerHTML!=="") 
-                    self.opts.value = box.innerHTML
-                        .replace(/\&gt\;/g,'>')
-                        .replace(/\&lt\;/g,'<'),
+                if(box.children.length>0) 
+                    self.opts.value = box.children[0].innerHTML
+                        .replace(/\&gt\;/g,'>').replace(/\&lt\;/g,'<'),
                     box.innerHTML='';
                 box.appendChild(self.preview_el),
                 box.appendChild(self.tools),