Animation: id property

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2020.

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

Value

A string which can be used to identify the animation, or null if the animation has no id.

In the Red Queen's Race Game example, you can assign the redQueenAlice an id like so:

redQueenAlice.id = "redQueenAlice";

Specification
Web Animations # dom-animation-id

This page was last modified on Aug 27, 2025 by MDN contributors.