在此页

• 句法
• 范例
• 规范
• 浏览器兼容性
• 另请参阅
• 相关话题

DOMImplementation.createDocumentType() 方法返回 DocumentType object which can either be used with DOMImplementation.createDocument upon document creation or can be put into the document via methods like Node.insertBefore() or Node.replaceChild() .

句法

var doctype = document.implementation.createDocumentType(qualifiedNameStr, publicId, systemId);
					

参数

qualifiedNameStr

是 DOMString containing the qualified name, like svg:svg .

publicId

是 DOMString containing the PUBLIC 标识符。

systemId

是 DOMString containing the SYSTEM identifiers.

范例

var dt = document.implementation.createDocumentType('svg:svg', '-//W3C//DTD SVG 1.1//EN', 'http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd');
var d = document.implementation.createDocument('http://www.w3.org/2000/svg', 'svg:svg', dt);
alert(d.doctype.publicId); // -//W3C//DTD SVG 1.1//EN
						

规范

规范	状态	注释
DOM The definition of 'DOMImplementation.createDocumentType' in that specification.	实时标准	无变化自 DOM (文档对象模型) 3 级核心规范
DOM (文档对象模型) 3 级核心规范 The definition of 'DOMImplementation.createDocumentType' in that specification.	过时	无变化自 DOM (文档对象模型) 级别 2 核心规范
DOM (文档对象模型) 级别 2 核心规范 The definition of 'DOMImplementation.createDocumentType' in that specification.	过时	初始定义。

浏览器兼容性

The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request. 更新 GitHub 上的兼容性数据

	桌面						移动
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	Android webview	Chrome for Android	Firefox for Android	Opera for Android	Safari on iOS	Samsung Internet
createDocumentType	Chrome Yes	Edge 12	Firefox Yes	IE 9	Opera Yes	Safari Yes	WebView Android Yes	Chrome Android Yes	Firefox Android Yes	Opera Android Yes	Safari iOS Yes	Samsung Internet Android Yes

图例

完整支持

完整支持

另请参阅

• DOMImplementation interface it belongs to.

元数据

• 最后修改： 2019 年 3 月 23 日

相关话题

1. DOM (文档对象模型)
2. DOMImplementation
3. 方法

   1. createDocument()
   2. createDocumentType()
   3. createHTMLDocument()
   4. hasFeature()
4. DOM 相关页面

   1. AbortController
   2. AbortSignal
   3. AbstractRange
   4. Attr
   5. ByteString
   6. CDATASection
   7. CSSPrimitiveValue
   8. CSSValue
   9. CSSValueList
   10. CharacterData
   11. ChildNode
   12. 注释
   13. CustomEvent
   14. DOMConfiguration
   15. DOMError
   16. DOMErrorHandler
   17. DOMException
   18. DOMImplementationList
   19. DOMImplementationRegistry
   20. DOMImplementationSource
   21. DOMLocator
   22. DOMObject
   23. DOMParser
   24. DOMPoint
   25. DOMPointInit
   26. DOMPointReadOnly
   27. DOMRect
   28. DOMString
   29. DOMTimeStamp
   30. DOMTokenList
   31. DOMUserData
   32. Document
   33. DocumentFragment
   34. DocumentType
   35. 元素
   36. ElementTraversal
   37. Entity
   38. EntityReference
   39. 事件
   40. EventTarget
   41. HTMLCollection
   42. MutationObserver
   43. 节点
   44. NodeFilter
   45. NodeIterator
   46. NodeList
   47. NonDocumentTypeChildNode
   48. ProcessingInstruction
   49. PromiseResolver
   50. 范围
   51. StaticRange
   52. 文本
   53. TextDecoder
   54. TextEncoder
   55. TimeRanges
   56. TreeWalker
   57. TypeInfo
   58. USVString
   59. UserDataHandler
   60. XMLDocument