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Add history.index #2944

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Aug 23, 2017
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Add history.index #2944

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19 changes: 18 additions & 1 deletion source
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Original file line number Diff line number Diff line change
Expand Up @@ -80207,6 +80207,7 @@ callback <dfn>FrameRequestCallback</dfn> = void (<span>DOMHighResTimeStamp</span
<pre class="idl">enum <dfn>ScrollRestoration</dfn> { "<span data-x="dom-ScrollRestoration-auto">auto</span>", "<span data-x="dom-ScrollRestoration-manual">manual</span>" };

interface <dfn>History</dfn> {
readonly attribute unsigned long <span data-x="dom-history-index">index</span>;
readonly attribute unsigned long <span data-x="dom-history-length">length</span>;
attribute <span>ScrollRestoration</span> <span data-x="dom-history-scroll-restoration">scrollRestoration</span>;
readonly attribute any <span data-x="dom-history-state">state</span>;
Expand All @@ -80219,7 +80220,16 @@ interface <dfn>History</dfn> {

<dl class="domintro">

<dt><var>window</var> . <code subdfn data-x="dom-history">history</code> . <code subdfn data-x="dom-history-length">length</code></dt>
<dt><var>window</var> . <code subdfn data-x="dom-history">history</code> . <code subdfn data-x="dom-history-index">index</code></dt>

<dd>

<p>Returns the index of the <span>current entry of the joint session history</span> within the
<span>joint session history</span>.</p>

</dd>

<dt><var>window</var> . <code data-x="dom-history">history</code> . <code subdfn data-x="dom-history-length">length</code></dt>

<dd>

Expand Down Expand Up @@ -80326,6 +80336,13 @@ interface <dfn>History</dfn> {

<div w-nodev>

<p>The <dfn><code data-x="dom-history-index">length</code></dfn> attribute of the
<code>History</code> interface, on getting, must return the index of the <span>current entry of
the joint session history</span> within the <span>top-level browsing context</span>'s <span>joint
session history</span>. If this <code>History</code> object is associated with a
<code>Document</code> that is not <span>fully active</span>, getting must instead throw a
<span>"<code>SecurityError</code>"</span> <code>DOMException</code>.</p>

<p>The <dfn><code data-x="dom-history-length">length</code></dfn> attribute of the
<code>History</code> interface, on getting, must return the number of entries in the
<span>top-level browsing context</span>'s <span>joint session history</span>. If this
Expand Down