Range.collapse()
Baseline Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2017.
语法
js
collapse()
collapse(toStart)
参数
- toStart 可选
-
一个布尔值:
true
折叠到Range
的 start 节点,false
折叠到 end 节点。如果省略,则默认为 false 实验性.
示例
js
var range = document.createRange();
referenceNode = document.getElementsByTagName("div").item(0);
range.selectNode(referenceNode);
range.collapse(true);
规范
Specification |
---|
DOM Standard # dom-range-collapse |
浏览器兼容性
BCD tables only load in the browser