Range: setStartBefore() method
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.
The Range.setStartBefore() method sets the start position
of a Range relative to another Node. The parent
Node of the start of the Range will be the same as that
for the referenceNode.
Syntax
js
setStartBefore(referenceNode)
Parameters
Return value
None (undefined).
Examples
js
const range = document.createRange();
const referenceNode = document.getElementsByTagName("div").item(0);
range.setStartBefore(referenceNode);
Specifications
| Specification |
|---|
| DOM # dom-range-setstartbefore |