The formNoValidate property of the HTMLButtonElement interface is a boolean value indicating if the <form> will bypass constraint validation when submitted via the <button>. It reflects the <button> element's formnovalidate attribute.
Its value overrides the noValidate property of the HTMLFormElement interface if the form is submitted via the button. This property can be retrieved or set.
A boolean.
const buttonElement = document.getElementById("myButton");
console.log(buttonElement.formNoValidate);HTMLButtonElement.reportValidity()HTMLButtonElement.checkValidity()HTMLButtonElement.formActionHTMLButtonElement.formEnctypeHTMLButtonElement.formMethodHTMLButtonElement.formTarget<form>HTMLFormElement.noValidateHTMLInputElement.formNoValidate