<optgroup> - HTML 5

The <optgroup> is used to group related options in a drop-down list.
If you have a long list of options, groups of related options are easier to handle for a user.

Syntax

    <select>             <optgroup label="Swedish Cars">               <option value="volvo">Volvo</option>               <option value="saab">Saab</option>             </optgroup>             <optgroup label="German Cars">               <option value="mercedes">Mercedes</option>               <option value="audi">Audi</option>             </optgroup>      </select>

Example

    <select>             <optgroup label="Swedish Cars">               <option value="volvo">Volvo</option>               <option value="saab">Saab</option>             </optgroup>             <optgroup label="German Cars">               <option value="mercedes">Mercedes</option>               <option value="audi">Audi</option>             </optgroup>      </select>

Output / Return Value

Limitations

Alternatives / See Also

Reference