ElementInternals: validationMessage property

Baseline 2023
Newly available

Since March 2023, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

The validationMessage read-only property of the ElementInternals interface returns the validation message for the element.

Value

A string containing the validation message of this element.

Examples

In the following example the validation message is set with ElementInternals.setValidity(), and then returned with validationMessage.

js
this.internals_.setValidity({ valueMissing: true }, "my message");
console.log(this.internals_.validationMessage); // "my message"

Specifications

Specification
HTML Standard
# dom-elementinternals-validationmessage

Browser compatibility

Report problems with this compatibility data on GitHub
desktopmobile
Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
validationMessage

Legend

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Full support
Full support