Range.startContainer read-only property returns the 节点 within which the 范围 starts. To change the start position of a node, use one of the Range.setStart() 方法。

句法

startRangeNode = range.startContainer;
					

范例

range = document.createRange();
range.setStart(startNode,startOffset);
range.setEnd(endNode,endOffset);
startRangeNode = range.startContainer;
					

规范

规范 状态 注释
DOM
The definition of 'Range.endContainer' in that specification.
实时标准 无变化。
Document Object Model (DOM) Level 2 Traversal and Range Specification
The definition of 'Range.startContainer' in that specification.
过时 最初的规范。

浏览器兼容性

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. 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
startContainer Chrome Yes Edge 12 Firefox 4 IE 9 Opera 9 Safari Yes WebView Android Yes Chrome Android Yes Firefox Android 4 Opera Android Yes Safari iOS Yes Samsung Internet Android Yes

图例

完整支持

完整支持

另请参阅

元数据

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