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HTML <optgroup> disabled Attribute

  • Difficulty Level : Basic
  • Last Updated : 04 Jan, 2019

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>    

Output:
disabledoptgroup

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

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