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Document 的重要属性和方法 #33

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ClarenceC opened this issue Nov 23, 2017 · 0 comments
Open

Document 的重要属性和方法 #33

ClarenceC opened this issue Nov 23, 2017 · 0 comments

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@ClarenceC
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HTMLDocument

可以通过Document实例访问页面.

Document 的属性

Document.childNodes 可以访问子节点
Document.childNodes[0] // <!DOCTYPE>
Document.childNodes[1] // <html></html>节点

Document.documentElement
Document.documentElement // <html></html>节点

Document.doctype
Document.doctype //<!DOCTYPE>
document.doctype.nodeType // 10 DOCUMENT_TYPE_NODE

Document.title
文档的题目

Document.URL
文档的连接

Document.domain
文档域名

Document 的方法

getElementById
按元素id获取

getElementsByTagName
按标签名获取元素

getElementsByName
获取特定的Name获取所有元素

write()
document.write 写脚本到页面
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@ClarenceC