The validationMessage
read-only property of the ElementInternals
interface returns the validation message for the element.
ElementInternals.validationMessage
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
.
this.internals_.setValidity({'valueMissing':true},"my message"); console.log(this.internals_.validationMessage); // "my message"
Specifications
Specification |
---|
HTML Standard # dom-elementinternals-validationmessage |
Browser compatibility
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
validationMessage |
77
|
79
|
No
|
No
|
64
|
No
|
77
|
77
|
No
|
55
|
No
|
12.0
|
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https://developer.mozilla.org/en-US/docs/Web/API/ElementInternals/validationMessage