HTML & XHTML Pocket Reference, 4th Edition

Name

optgroup — HTML 4.01 | HTML5

Synopsis

<optgroup> . . . </optgroup>

Defines a logical group of option elements within a select menu form control. An optgroup element may not contain other optgroup elements (they may not be nested).

Start/End Tags

HTML 4.01 and XHTML: Required/Required; HTML5: Required/Optional

Attributes

Core, Internationalization, Events, HTML5 Global Attributes

disabled (disabled="disabled" in XHTML)

Indicates that the group of options is nonfunctional. It can be reactivated with a script.

label="text"

Required. Specifies the label for the option group.

Example

<p>What are your favorite ice cream flavors?<p>
<select name="ice_cream" size="6" multiple="multiple">
<optgroup label="traditional">
   <option>Vanilla</option>
   <option>Chocolate</option>
</optgroup>
<optgroup label="specialty">
   <option>Inside-out Rocky Road</option>
   <option>Super-duper Praline Pecan Smashup</option>
</optgroup>
</select>