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authorPeter Bengtsson <mail@peterbe.com>2020-12-08 14:40:17 -0500
committerPeter Bengtsson <mail@peterbe.com>2020-12-08 14:40:17 -0500
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+---
+title: Range.createContextualFragment()
+slug: Web/API/Range/createContextualFragment
+translation_of: Web/API/Range/createContextualFragment
+---
+<div>{{ApiRef("DOM")}}</div>
+
+<p><strong><code>Range.createContextualFragment()</code></strong> 方法通过以 range 的开头(选定节点的父级)作为上下文节点来调用 HTML 片段解析算法 或者 XML 片段解析算法来返回 {{domxref("DocumentFragment")}}。如果 range 属于一个其 HTMLness bit 被设置了的  {{domxref("Document")}} 则会应用 HTML 片段解析算法。在 HTML 的情况下,如果上下文节点为 html,由于历史原因,将使用 body 作为上下文来调用片段解析算法。</p>
+
+<h2 id="语法">语法</h2>
+
+<pre class="syntaxbox notranslate"><em>documentFragment</em> = <em>range</em>.createContextualFragment(<em>tagString</em>)
+</pre>
+
+<h3 id="参数">参数</h3>
+
+<dl>
+ <dt><code>tagString</code></dt>
+ <dd>包含要转换为文档片段的文本和标签的文本。</dd>
+</dl>
+
+<h2 id="示例">示例</h2>
+
+<pre class="brush: js notranslate">var tagString = "&lt;div&gt;I am a div node&lt;/div&gt;";
+var range = document.createRange();
+
+// 使文档中第一个 div 的父级成为上下文节点
+range.selectNode(document.getElementsByTagName("div").item(0));
+var documentFragment = range.createContextualFragment(tagString);
+document.body.appendChild(documentFragment);
+</pre>
+
+<h2 id="规范">规范</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 Parsing', '#dom-range-createcontextualfragment', 'Range.createContextualFragment()')}}</td>
+ <td>{{Spec2('DOM Parsing')}}</td>
+ <td>Initial specification.</td>
+ </tr>
+ </tbody>
+</table>
+
+<h2 id="浏览器兼容性">浏览器兼容性</h2>
+
+
+
+<p>{{Compat("api.Range.createContextualFragment")}}</p>
+
+<h2 id="See_also">See also</h2>
+
+<ul>
+ <li><a href="/en-US/docs/DOM/DOM_Reference" title="/en-US/docs/DOM/DOM_Reference">The DOM interfaces index</a></li>
+</ul>