HTMLInputElement: checkValidity() method

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since December 2018.

The HTMLInputElement.checkValidity() method returns a boolean value which indicates validity of the value of the element. If the value is invalid, this method also fires the invalid event on the element.

Syntax

js
checkValidity()

Parameters

None.

Return value

Returns true if the value of the element has no validity problems; otherwise returns false.

Specifications

Specification
HTML Standard
# dom-cva-checkvalidity-dev

Browser compatibility

BCD tables only load in the browser

See also