The HTMLFormElement.reportValidity() method returns true if the element's child controls satisfy their validation constraints. When false is returned, cancelable invalid events are fired for each invalid child and validation problems are reported to the user.
HTMLFormElement.reportValidity()
document.forms["myform"].addEventListener('invalid', function() {
//Optional response here.
}, false);
document.forms["myform"].addEventListener('submit', function() {
document.forms["myform"].reportValidity();
}, false); | Specification | Status | Comment |
|---|---|---|
| HTML Living Standard The definition of 'HTMLFormElement.reportValidity()' in that specification. | Living Standard | |
| HTML 5.1 The definition of 'HTMLFormElement.reportValidity()' in that specification. | Recommendation | Initial definition |
| Desktop | ||||||
|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | |
| Basic support | 40 | 17 | 49 | No | Yes | Yes |
| Mobile | |||||||
|---|---|---|---|---|---|---|---|
| Android webview | Chrome for Android | Edge Mobile | Firefox for Android | Opera for Android | iOS Safari | Samsung Internet | |
| Basic support | 40 | 40 | 17 | ? | ? | ? | 4.0 |
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https://developer.mozilla.org/en-US/docs/Web/API/HTMLFormElement/reportValidity