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This is an experimental technology
Because this technology's specification has not stabilized, check the compatibility table for usage in various browsers. Also note that the syntax and behavior of an experimental technology is subject to change in future versions of browsers as the specification changes.

The Selection.addRange() method adds a Range to a Selection.




A Range object that will be added to the Selection.


/* Select all STRONG elements in an HTML document */

var strongs = document.getElementsByTagName("strong");
var s = window.getSelection();

if(s.rangeCount > 0) s.removeAllRanges();

for(var i = 0; i < strongs.length; i++) {
  var range = document.createRange();


Specification Status Comment
HTML Editing APIs
The definition of 'Selection.addRange()' in that specification.
Editor's Draft Initial definition
Selection API
The definition of 'Selection.addRange()' in that specification.
Working Draft Current

Browser compatibility

Feature Chrome Edge Firefox (Gecko) Internet Explorer Opera Safari (WebKit)
Basic support ? (Yes) (Yes) ? ? ?
Feature Android Edge Firefox Mobile (Gecko) Firefox OS IE Phone Opera Mobile Safari Mobile
Basic support ? (Yes) (Yes) 1.0 ? ? ?

See also


 最終更新者: abbycar,