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The required attribute is a boolean attribute. When present, it specifies that an input field must be filled out before submitting the form. Note: The required attribute works with the following input types: text, search, url, tel, email, password, date pickers, number, checkbox, radio, and file.

# Set the "required" Attribute using JavaScript Select the element. Use the setAttribute() method to set the required attribute. The setAttribute method will add the required attribute to the element.

Required attribute: If you want to make an input mandatory to be entered by the user, you can use the required attribute. This attribute can be used with any input type such as email, URL, text, file, password, checkbox, radio, etc. This can help to make any input field mandatory.

The required attribute is a boolean attribute. When present, it specifies that an input field must be filled out before submitting the form. Note: The required attribute works with the following input types: text, search, url, tel, email, password, date pickers, number, checkbox, radio, and file.

If you are building your own form, you need to remove '#required' => TRUE, from field to bypass validation or assign FALSE value. Now you can do the same for existing form by alter the form using hook_alter_form and unset required attribute or assign FALSE value.

The disabled attribute can be set to keep a user from using the <input> element until some other condition has been met (like selecting a checkbox, etc.). Then, a JavaScript could remove the disabled value, and make the <input> element usable. Tip: Disabled <input> elements in a form will not be submitted!

HTML | <textarea> required Attribute The HTML <textarea> required Attribute is a Boolean attribute which is used to specify that the <textarea> element must be filled out before submitting the Form. Example: This Example illustrates the use of required attribute in Textarea Element.