<form name="myForm" action="http://www.PuStudy.Com/resources/html-forms-action.html"> <input name="myInput" required> <button>Submit</button> </form>
The above example demonstrates usage of the
<input> element with the
required attribute is used for form validation It allows you to specify whether or not the input control is a required field. If it's a required field, the browser will prevent the user from submitting the form until the field contains a value.
required attribute is a boolean attribute. If the attribute is present, its value must either be the empty string or a value that is an ASCII case-insensitive match for the attribute's canonical name, with no leading or trailing whitespace (i.e. either