HTMLObjectElement.validationMessage - Web APIs 编辑
The validationMessage read-only property of the HTMLObjectElement interface returns a DOMString 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.
Syntax
var String = HTMLObjectElement.validationMessage;
Value
A DOMString.
Specifications
| Specification | Status | Comment |
|---|---|---|
| HTML Living Standard The definition of 'validationMessage' in that specification. | Living Standard | Initial definition. |
Browser compatibility
BCD tables only load in the browser
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