Latest web development tutorials
 

HTML <select> required Attribute

< HTML <select> tag

Example

An HTML form with a required drop-down list:

<select required>
  <option value="">None</option>
  <option value="volvo">Volvo</option>
  <option value="saab">Saab</option>
  <option value="mercedes">Mercedes</option>
  <option value="audi">Audi</option>
</select>
Try it Yourself »

Definition and Usage

The required attribute is a boolean attribute.

When present, it specifies the user is required to select a value before submitting the form.


Browser Support

Attribute
required Yes 10.0 Yes Not supported Yes

Differences Between HTML 4.01 and HTML5

The required attribute is new in HTML5.


Differences Between HTML and XHTML

In XHTML, attribute minimization is forbidden, and the required attribute must be defined as <select required="required" />.


Syntax

<select required>

< HTML <select> tag