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authorPeter Bengtsson <mail@peterbe.com>2020-12-08 14:42:52 -0500
committerPeter Bengtsson <mail@peterbe.com>2020-12-08 14:42:52 -0500
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+---
+title: ParentNode.lastElementChild
+slug: Web/API/ParentNode/lastElementChild
+tags:
+ - API
+ - DOM
+ - ParentNode
+ - Property
+ - Reference
+translation_of: Web/API/ParentNode/lastElementChild
+---
+<p>{{ APIRef("DOM") }}</p>
+
+<p><code><strong>Свойство ParentNode.lastElementChild</strong></code> только для чтения. Возвращает последний дочерний элемент объекта или <code>null</code> если нет дочерних элементов.</p>
+
+<div class="note">
+<p>This property was initially defined in the {{domxref("ElementTraversal")}} pure interface. As this interface contained two distinct set of properties, one aimed at {{domxref("Node")}} that have children, one at those that are children, they have been moved into two separate pure interfaces, {{domxref("ParentNode")}} and {{domxref("ChildNode")}}. In this case, <code>lastElementChild</code> moved to {{domxref("ParentNode")}}. This is a fairly technical change that shouldn't affect compatibility.</p>
+</div>
+
+<h2 id="Syntax_and_values" name="Syntax_and_values">Синтаксис</h2>
+
+<pre class="syntaxbox">var <em>element</em> = node.lastElementChild; </pre>
+
+<h2 id="Example" name="Example">Пример</h2>
+
+<pre class="brush: html">&lt;ul id="foo"&gt;
+ &lt;li&gt;First (1)&lt;/li&gt;
+ &lt;li&gt;Second (2)&lt;/li&gt;
+ &lt;li&gt;Third (3)&lt;/li&gt;
+&lt;/ul&gt;
+
+&lt;script&gt;
+var foo = document.getElementById('foo');
+// yields: Third (3)
+console.log(foo.lastElementChild.textContent);
+&lt;/script&gt;
+</pre>
+
+<h2 id="Polyfill_for_IE8_IE9_and_Safari">Polyfill for IE8, IE9 and Safari</h2>
+
+<pre class="brush: js">// Overwrites native 'lastElementChild' prototype.
+// Adds Document &amp; DocumentFragment support for IE9 &amp; Safari.
+// Returns array instead of HTMLCollection.
+;(function(constructor) {
+ if (constructor &amp;&amp;
+ constructor.prototype &amp;&amp;
+ constructor.prototype.lastElementChild == null) {
+ Object.defineProperty(constructor.prototype, 'lastElementChild', {
+ get: function() {
+ var node, nodes = this.childNodes, i = nodes.length - 1;
+ while (node = nodes[i--]) {
+ if (node.nodeType === 1) {
+ return node;
+ }
+ }
+ return null;
+ }
+ });
+ }
+})(window.Node || window.Element);
+</pre>
+
+<h2 id="Спецификация">Спецификация</h2>
+
+<table class="standard-table">
+ <tbody>
+ <tr>
+ <th scope="col">Specification</th>
+ <th scope="col">Status</th>
+ <th scope="col">Comment</th>
+ </tr>
+ <tr>
+ <td>{{SpecName('DOM WHATWG', '#dom-parentnode-lastelementchild', 'ParentNode.lastElementChild')}}</td>
+ <td>{{Spec2('DOM WHATWG')}}</td>
+ <td>Splitted the <code>ElementTraversal</code> interface in {{domxref("ChildNode")}} and <code>ParentNode</code>. This method is now defined on the latter.<br>
+ The {{domxref("Document")}} and {{domxref("DocumentFragment")}} implemented the new interfaces.</td>
+ </tr>
+ <tr>
+ <td>{{SpecName('Element Traversal', '#attribute-lastElementChild', 'ElementTraversal.lastElementChild')}}</td>
+ <td>{{Spec2('Element Traversal')}}</td>
+ <td>Added its initial definition to the <code>ElementTraversal</code> pure interface and use it on {{domxref("Element")}}.</td>
+ </tr>
+ </tbody>
+</table>
+
+<h2 id="Совместимость_с_браузерами">Совместимость с браузерами</h2>
+
+<p>{{ CompatibilityTable() }}</p>
+
+<div id="compat-desktop">
+<table class="compat-table">
+ <tbody>
+ <tr>
+ <th>Feature</th>
+ <th>Chrome</th>
+ <th>Firefox (Gecko)</th>
+ <th>Internet Explorer</th>
+ <th>Opera</th>
+ <th>Safari</th>
+ </tr>
+ <tr>
+ <td>Basic support (on {{domxref("Element")}})</td>
+ <td>1.0</td>
+ <td>{{CompatGeckoDesktop("1.9.1")}}</td>
+ <td>9.0</td>
+ <td>10.0</td>
+ <td>4.0</td>
+ </tr>
+ <tr>
+ <td>Support on {{domxref("Document")}} and {{domxref("DocumentFragment")}} {{experimental_inline}}</td>
+ <td>29.0</td>
+ <td>{{CompatGeckoDesktop("25.0")}}</td>
+ <td>{{CompatNo}}</td>
+ <td>16.0</td>
+ <td>{{CompatNo}}</td>
+ </tr>
+ </tbody>
+</table>
+</div>
+
+<div id="compat-mobile">
+<table class="compat-table">
+ <tbody>
+ <tr>
+ <th>Feature</th>
+ <th>Android</th>
+ <th>Firefox Mobile (Gecko)</th>
+ <th>IE Mobile</th>
+ <th>Opera Mobile</th>
+ <th>Safari Mobile</th>
+ </tr>
+ <tr>
+ <td>Basic support (on {{domxref("Element")}})</td>
+ <td>{{ CompatVersionUnknown() }}</td>
+ <td>{{CompatGeckoMobile("1.9.1")}}</td>
+ <td>{{ CompatVersionUnknown() }}</td>
+ <td>{{ CompatVersionUnknown() }}</td>
+ <td>{{ CompatVersionUnknown() }}</td>
+ </tr>
+ <tr>
+ <td>Support on {{domxref("Document")}} and {{domxref("DocumentFragment")}} {{experimental_inline}}</td>
+ <td>{{CompatVersionUnknown}}</td>
+ <td>{{CompatGeckoMobile("25.0")}}</td>
+ <td>{{CompatNo}}</td>
+ <td>16.0</td>
+ <td>{{CompatNo}}</td>
+ </tr>
+ </tbody>
+</table>
+</div>
+
+
+
+<h2 id="Так_же_смотрите">Так же смотрите</h2>
+
+<ul>
+ <li>The {{domxref("ParentNode")}} and {{domxref("ChildNode")}} pure interfaces.</li>
+ <li>
+ <div class="syntaxbox">Object types implementing this pure interface: {{domxref("Document")}}, {{domxref("Element")}}, and {{domxref("DocumentFragment")}}.</div>
+ </li>
+</ul>