Required Attributes
Attribute |
Description |
Possible values |
label |
A user-visible name for the group. |
Text. |
Optional Attributes
Attribute |
Description |
Possible values |
disabled |
Renders the options within the option group non-selectable. |
None. |
Global attributes |
Example
<form action="catsndogs.php">
<select name="catordog">
<optgroup label="Cats">
<option>Tiger</option>
<option>Leopard</option>
<option>Lynx</option>
</optgroup>
<optgroup label="Dogs">
<option>Grey Wolf</option>
<option>Red Fox</option>
<option>Fennec</option>
</optgroup>
</select>
<input type="submit">
</form>