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HTML | DOM Input Button disabled Property

  • Difficulty Level : Basic
  • Last Updated : 23 Oct, 2019

The DOM Input Button disabled Property in HTML DOM is used to set or return that whether the Input Button Field should be disabled or not.
Disabled elements are shown in gray by default and are unusable and un-clickable.

Syntax:

  • It returns a disabled property.
    buttonObject.disabled 
  • It is used to set the disabled Property.
    buttonObject.disabled = true|false 

Property Values:

  • true: It specifies the button field is disabled.
  • false: It specifies the button field is not disabled.

Return Value: It returns a boolean value i.e. true if the Button field is disabled or false if the button field is not disabled.

Example-1: This example returns the value of disabled property.






<!DOCTYPE html> 
<html
  
<head
    <style
        h1 { 
            color: green; 
        
    </style
</head
  
<body style="text-align:center;"
    <h1>GeeksForGeeks</h1
    <h2> DOM Input Button disabled Property </h2
        <form id="myGeeks">
  
    <!-- Assigning button id -->
    <input type="button" id="GFG" onclick="myGeeks()" 
      name="Geek_button" value="Submit"
                    </form>
    <p id="sudo" style="color:green;font-size:25px;"></p
  
    <script
        function myGeeks() { 
              
            // accessing 'button' id. 
            var g = document.getElementById("GFG").disabled; 
            document.getElementById("sudo").innerHTML = g; 
        
    </script
  
</body
  
</html

Output:
Before Clicking On Button:

After Clicking On Button :

Example-2: This Example illustrates how to set the disabled Property.




<!DOCTYPE html> 
<html
  
<head
    <style
        h1 { 
            color: green; 
        
    </style
</head
  
<body style="text-align:center;"
    <h1>GeeksForGeeks</h1
    <h2> DOM Input Button disabled Property </h2
        <form id="myGeeks">
    <!-- Assigning button id -->
    <input type="button" id="GFG" onclick="myGeeks()" 
       name="Geek_button" value="Submit"
                    </form>
    <p id="sudo" style="color:green;font-size:25px;"></p
  
    <script
        function myGeeks() { 
              
            // accessing 'button' id. 
            var g = document.getElementById("GFG").disabled = "true"; 
            document.getElementById("sudo").innerHTML = g; 
        
    </script
  
</body
  
</html

Output :

Before Clicking On Button :

After Clicking On Button :

Supported Browsers: The browser supported by DOM input Button disabled property are listed below:

  • Google Chrome
  • Internet Explorer 10.0 +
  • Firefox
  • Opera
  • Safari

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