The <optgroup> element is used to put 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.
| HTML file: | Displayed by browser: |
|---|---|
|
<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> |
