Document:lastElementChild 属性
Baseline Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.
Document.lastElementChild
只读属性返回文档的最后一个子元素,如果没有子元素,则返回 null
。
对于 HTML 文档,这通常是唯一的子元素,即根 <html>
元素。
有关文档中特定元素的最后一个子元素,请参见 Element.lastElementChild
。
值
根 <html>
元素。
示例
js
document.lastElementChild;
// 返回根 <html> 元素,即文档的唯一子元素
规范
Specification |
---|
DOM # ref-for-dom-parentnode-lastelementchild① |
浏览器兼容性
Report problems with this compatibility data on GitHubdesktop | mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
lastElementChild |
Legend
Tip: you can click/tap on a cell for more information.
- Full support
- Full support
The compatibility table on 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.