Range.comparePoint()
Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The Range.comparePoint()
method returns -1
,
0
, or 1
depending on whether the referenceNode
is
before, the same as, or after the Range
.
If the reference node is a Node
of type Text
,
Comment
, or CDATASection
, then offset is the number of
characters from the start of reference node. For other Node
types, offset is the number of child nodes between the start of the reference
node.
Syntax
returnValue = range.comparePoint(referenceNode, offset)
Parameters
Example
range = document.createRange();
range.selectNode(document.getElementsByTagName('div').item(0));
returnValue = range.comparePoint(document.getElementsByTagName('p').item(0), 1);
Specifications
Specification |
---|
DOM Standard # ref-for-dom-range-comparepoint① |
Browser compatibility
BCD tables only load in the browser