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 property of the Web Animations API returns or sets a string used to identify the animation.


// getting
var animationsId =;

// setting = "newId";


A DOMString, or null if the animation hasn't been assigned an id.


In the Follow the White Rabbit example, you can assign the rabbitDownAnimation an id like so:

JavaScript = "rabbitGo";


Specification Status Comment
Web Animations
The definition of '' in that specification.
Working Draft Editor's draft.

Browser compatibility

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari (WebKit)
Basic support 39.0 48 (48) No support No support No support
Feature Android Firefox Mobile (Gecko) IE Phone Opera Mobile Safari Mobile
Basic support (Yes) 48 (48) No support No support No support


See also


© 2016 Mozilla Contributors
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.

Animation API Experimental id Property Reference waapi web animations api