HTMLObjectElement: validationMessage property
The validationMessage
read-only property
of the HTMLObjectElement
interface returns a string
representing a localized message that describes the validation constraints that the
control does not satisfy (if any). This is the empty string if the control is not a
candidate for constraint validation (willValidate is false), or it satisfies its
constraints.
Value
A string.
Specifications
Specification |
---|
HTML Standard # dom-cva-validationmessage-dev |
Browser compatibility
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