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.
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.
js
checkValidity()
None.
Returns true if the value of the element has no validity problems; otherwise returns false.
| Specification |
|---|
| HTML Standard # dom-cva-checkvalidity-dev |
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
checkValidity |
10 | 12 | 4 | 10 | ≤12.1 | 5.1 | ≤37 | 18 | 4 | ≤12.1 | 5 | 1.0 |
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https://developer.mozilla.org/en-US/docs/Web/API/HTMLInputElement/checkValidity