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DOMImplementation.createDocument()方法创建并返回一个 XMLDocument对象.
语法
doc = document.implementation.createDocument(namespaceURI, qualifiedNameStr, documentType);
参数
- namespaceURI
- 被创建的
DOMString文档的namespaceURI 是namespaceURI ,如果文档不属于任何namespaceURI 就为null.
- qualifiedNameStr
- Is a
DOMStringcontaining the qualified name, that is an optional prefix and colon plus the local root element name, of the document to be created.
- documentType 可选
文档的DocumentType. 默认为null.
例子
var doc = document.implementation.createDocument ('http://www.w3.org/1999/xhtml', 'html', null);
var body = document.createElementNS('http://www.w3.org/1999/xhtml', 'body');
body.setAttribute('id', 'abc');
doc.documentElement.appendChild(body);
alert(doc.getElementById('abc')); // [object HTMLBodyElement]
规范
| Specification | Status | Comment |
|---|---|---|
| DOM DOMImplementation.createDocument |
Living Standard | Modified the return type of createDocument() from Document to XMLDocument.The third argument of createDocument(), doctype, is now optional and default to null. |
| Document Object Model (DOM) Level 3 Core Specification DOMImplementation.createDocument |
Recommendation | No change from Document Object Model (DOM) Level 2 Core Specification |
| Document Object Model (DOM) Level 2 Core Specification DOMImplementation.createDocument |
Recommendation | Initial definition. |
浏览器支持
| Feature | Chrome | Edge | Firefox (Gecko) | Internet Explorer | Opera | Safari |
|---|---|---|---|---|---|---|
| Basic support | (Yes) | (Yes) | 1.0 (1.7 or earlier) | 9.0 | (Yes) | (Yes) |
3rd argument of createDocument() optional |
(Yes) | 未实现 | 26.0 (26.0) | 未实现 | (Yes) | (Yes) |
| Feature | Android | Edge | Firefox Mobile (Gecko) | IE Mobile | Opera Mobile | Safari Mobile |
|---|---|---|---|---|---|---|
| Basic support | (Yes) | (Yes) | 1.0 (1.0) | (Yes) | (Yes) | (Yes) |
3rd argument of createDocument() optional |
(Yes) | 未实现 | 26.0 (26.0) | 未实现 | (Yes) | (Yes) |
See also
- The
DOMImplementationinterface it belongs to.