HTMLInputElement: willValidate property

The willValidate read-only property of the HTMLInputElement interface indicates whether the <input> element is a candidate for constraint validation. It is false if any conditions bar it from constraint validation, including:

• Its type is one of hidden, reset or button;
• It has a <datalist> ancestor;
• Its disabled property is true.

Value

A boolean value.

Specifications

• HTML

See also

• HTMLInputElement.checkValidity()
• <input>
• <form>
• Learn: Client-side form validation
• Guide: Constraint validation