HTML | DOM OptionGroup disabled Property

The OptionGroup disabled Property in HTML DOM is used to set or return the OptionGroup disabled property. This property checks whether the OptGroup is disabled or not. A disabled <optgroup> element is un-clickable and unusable. It is a boolean attribute.

Syntax:

  • It returns a OptionGroup disabled Property.
    optiongroupObject.disabled
  • It sets the OptionGroup disabled Property.
    optiongroupObject.disabled = true|false

Property Values:

  • true: It specifies that the OptionGroup is disabled.
  • false: It specifies that the OptionGroup is not disabled.

Return Value: It returns a Boolean value which represents an OptionGroup is disbled or not.

Example 1:

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<!DOCTYPE html> 
<html
  
<head
        <title>
            HTML DOM OptionGroup disabled Property
        </title
</head
  
<body style = "text-align:center">     
      
    <h1 style = "color: green;">GeeksforGeeks</h1
      
    <h2>HTML DOM optgroup disabled Property</h2
  
    <select
          
        <!--A disabled optgroup-->
        <optgroup id="GFG" label="Sorting Algorithms" disabled> 
            <option value="merge">Merge sort</option
            <option value="quick">Quick sort</option
        </optgroup
    </select
  
    <br><br>
      
    <button onclick="myGeeks()">Try it</button>
  
    <p id="sudo"></p
      
    <script>
        function myGeeks() {
            var g = document.getElementById("GFG").disabled;
            document.getElementById("sudo").innerHTML = g;
        }
    </script>
</body>
  
</html>

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Output:

  • Before Clicking on Button:
  • After Clicking on Button:

Example 2:

filter_none

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play_arrow

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<!DOCTYPE html> 
<html
  
<head
        <title>
            HTML DOM OptionGroup disabled Property
        </title
</head
  
<body style = "text-align:center">     
      
    <h1 style = "color: green;">GeeksforGeeks</h1
      
    <h2>HTML DOM optgroup disabled Property</h2
  
    <select
      
        <!--A disabled optgroup-->
        <optgroup id="GFG" label="Sorting Algorithms" disabled> 
            <option value="merge">Merge sort</option
            <option value="quick">Quick sort</option
        </optgroup
    </select
      
    <br><br>
      
    <button onclick="myGeeks()">Try it</button>
  
    <p id="sudo"></p
      
    <script>
        function myGeeks() {
            var g = document.getElementById("GFG").disabled
                        = "false";
              
            document.getElementById("sudo").innerHTML = g;
        }
    </script>
</body>
  
</html>

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Output:

  • Before Clicking on Button:
  • After Clicking on Button:

Supported Browsers: The browsers supported by HTML DOM OptionGroup disabled Property are listed below:

  • Google Chrome
  • Internet Explorer
  • Firefox
  • Safari
  • Opera


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