HTML <optgroup> disabled Attribute
The disabled attribute for <optgroup> element in HTML is used to specify that the option-group is disabled. A disabled optgroup is un-clickable and unusable. It is a boolean attribute.
Syntax:
<optgroup disabled>option value...</optgroup>
Example:
<!DOCTYPE html> < html > < head > < title >HTML < optgroup > disabled Attribute</ title > </ head > < body style = "text-align:center" > < h1 style = "color: green;" >GeeksforGeeks</ h1 > < h2 >HTML optgroup disabled Attribute</ h2 > < select > <!--A disabled optgroup--> < optgroup label = "Sorting Algorithms" disabled> < option value = "merge" >Merge sort</ option > < option value = "quick" >Quick sort</ option > </ optgroup > </ select > </ body > </ html > |
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Output:
Supported Browsers: The browser supported by <optgroup> disabled attribute are listed below:
- Apple Safari
- Google Chrome 1.0
- Firefox 1.0
- Opera
- Internet Explorer 8.0