HTMLInputElement.checkValidity()

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

element.checkValidity();

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