Example
Group related options with <optgroup> tags:
<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>
Definition and Usage
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.
Browser Support
| Element | |||||
|---|---|---|---|---|---|
| <optgroup> | Yes | Yes | Yes | Yes | Yes |
Differences Between HTML 4.01 and HTML5
NONE.
Attributes
| Attribute | Value | Description |
|---|---|---|
| disabled | disabled | Specifies that an option-group should be disabled |
| label | text | Specifies a label for an option-group |
Global Attributes
The <main> tag also supports the Global Attributes in HTML.
Event Attributes
The <main> tag also supports the Event Attributes in HTML.
Related Pages
HTML DOM reference: OptionGroup Object
Default CSS Settings
None.
