How to remove “disabled” attribute from HTML input element using JavaScript ?

Last Updated : 27 Apr, 2020

The task is to remove the disabled attribute from the input element using JavaScript. There are two approaches that are discussed below.

Approach 1: Select the input element and use disabled property and set its value to false.

Example:

<!DOCTYPE html>
<html>
  
<head>
    <title>
        How to remove “disabled” attribute from
        HTML input element using JavaScript ?
    </title>
    <style>
        body {
            text-align: center;
        }
          
        h1 {
            color: green;
        }
    </style>
</head>
  
<body>
    <h1 style="color:green;"> 
            GeeksforGeeks 
    </h1>
    <p>
        Click on the button to remove disabled attribute
    </p>
    Type:
    <input id="input" disabled />
    <br>
    <br>
    <button onclick="myGFG()">
        Click Here
    </button>
    <p id="gfg">
    </p>
    <script>
        var down = document.getElementById("gfg");
  
        function myGFG() {
            document.getElementById('input').disabled = false;
            down.innerHTML = "Disabled Attribute removed";
        }
    </script>
</body>
  
</html>

Output:

Approach 2: Select the input element and use disabled property and set its value to false. This example selects input element by its class.

Example:

<!DOCTYPE HTML>
<html>
  
<head>
    <title>
        How to remove “disabled” attribute from
        HTML input element using JavaScript ?
    </title>
    <style>
        body {
            text-align: center;
        }
          
        h1 {
            color: green;
        }
    </style>
</head>
  
<body>
    <h1 style="color:green;"> 
            GeeksforGeeks 
    </h1>
    <p>
        Click on the button to remove disabled attribute
    </p>
    Type:
    <input id="input" disabled />
    <br>
    <br>
    <button onclick="myGFG()">
        Click Here
    </button>
    <p id="gfg">
    </p>
    <script>
        var down = document.getElementById("gfg");
  
        function myGFG() {
            var input = document.getElementsByClassName('inputClass');
            for (var i = 0; i < input.length; i++) {
                input[i].disabled = false;
            }
            down.innerHTML = "Disabled Attribute removed";
        }
    </script>
</body>
  
</html>

Output:

My Personal Notes

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