CustomStateSet: forEach() method

Baseline 2024
Newly available

Since ⁨May 2024⁩, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

The forEach() method of the CustomStateSet interface executes a provided function for each value in the CustomStateSet object.

Syntax

js
forEach(callbackFn)
forEach(callbackFn, thisArg)

Parameters

callbackFn

Function to execute for each element, taking three arguments:

value, key

The current element being processed in the CustomStateSet. As there are no keys in a CustomStateSet, the value is passed for both arguments.

set

The CustomStateSet which forEach() was called upon.

thisArg

Value to use as this when executing callbackFn.

Return value

Undefined.

Specifications

Specification
HTML
# custom-state-pseudo-class

Browser compatibility