The HTML <optgroup></optgroup> element is used to group together related <option> elements in a <select> list.
Attributes
| Attribute | Value | Description |
|---|---|---|
label |
name | Specifies a description for a group of options. This attribute is required for functionality. |
disabled |
Boolean | Specifies that an option group should be disabled. |
HTML example:
<select>
<optgroup label="Basic Colors">
<option value="Red">Red</option>
<option value="Blue">Blue</option>
<option value="green">Green</option>
</optgroup>
<optgroup label="Other Colors">
<option value="Crimson">Crimson</option>
<option value="Lightblue">Lightblue</option>
<option value="Limegreen">Limegreen</option>
</optgroup>
</select>