CustomStateSet: has() method
The has() method of the CustomStateSet interface returns a Boolean asserting whether an element is present with the given value.
Syntax
js
has(value)
Parameters
value-
The value to test for in the
CustomStateSetobject.
Return value
A Boolean, true if value exists in the CustomStateSet.
Specifications
| Specification |
|---|
| HTML Standard # custom-state-pseudo-class |
Browser compatibility
BCD tables only load in the browser