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(UPI) Chapter 10: Utilizing Forms with JavaScript

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Instruction

The Constraint Validation API

The Constraint Validation API consists of a set of methods and properties available on the following form element DOM interfaces: HTMLButtonElement (represents a <button> element) HTMLFieldSetElement (represents a <fieldset> element) HTMLInputElement (represents an <input> element) HTMLOutputElement (represents an <output> element) HTMLSelectElement (represent...