How to disable scroll to change number in <input type="number"> field using JavaScript/jQuery?

How to disable scroll to change number in <input type=”number”> field using JavaScript/jQuery?

Last Updated : 17 Sep, 2019

Given an HTML document containing <input type = “number”> attribute and the task is to disable the mouse scroll wheel to change number value using JavaScript/jQuery.

Approach:

Select the element.
Add an event to that element which will call a function when scrolling starts.
Make the element blur on scrolling.

Example 1: This example implements the above approach using JavaScript.

<!DOCTYPE HTML>  
<html>  
  
<head> 
    <title> 
        How to disable scroll to change number
        value in <input type="number"> 
        attribute in JavaScript/jQuery?
    </title>
      
    <script src=
"https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js">
    </script>
</head> 
  
<body style = "text-align:center;">  
      
    <h1 style = "color:green;" >  
        GeeksForGeeks  
    </h1>
      
    <p id = "GFG_UP" style = 
        "font-size: 15px; font-weight: bold;">
    </p>
      
    <form>
        <input id = "input" type = "number" />
    </form>
      
    <br>
      
    <button onclick = "GFG_FUN()">
        click here
    </button>
      
    <p id = "GFG_DOWN" style =
        "font-size: 24px; font-weight: bold; color: green;">
    </p>
      
    <script>
        var el_up = document.getElementById("GFG_UP");
        var el_down = document.getElementById("GFG_DOWN");
          
        el_up.innerHTML = "Click on the button to disable"
                    + " scrolling on input element.";
          
        function GFG_FUN() {
            var input = document.getElementById("input");
              
            input.addEventListener("mousewheel", 
                function(event){ 
                    this.blur() 
                });
              
            el_down.innerHTML = "Mouse wheel disabled!";
        }
    </script> 
</body>  
  
</html>

Output:

Before clicking on the button:
After clicking on the button:

Example 2: This example implements the above approach using jQuery.

<!DOCTYPE HTML>  
<html>  
  
<head> 
    <title> 
        How to disable scroll to change number value
        in <input type="number"> attribute
        in JavaScript/jQuery?
    </title>
      
    <script src=
"https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js">
    </script>
</head> 
      
<body style = "text-align:center;">  
      
    <h1 style = "color:green;" >  
        GeeksForGeeks  
    </h1>
      
    <p id = "GFG_UP" style = 
        "font-size: 15px; font-weight: bold;">
    </p>
      
    <form>
        <input id = "input" type = "number" />
    </form>
      
    <br>
      
    <button onclick = "GFG_FUN()">
        click here
    </button>
      
    <p id = "GFG_DOWN" style = 
        "font-size: 24px; font-weight: bold; color: green;">
    </p>
      
    <script>
        var el_up = document.getElementById("GFG_UP");
        var el_down = document.getElementById("GFG_DOWN");
          
        el_up.innerHTML = "Click on the button to disable"
                        + " scrolling on input element.";
          
        function GFG_FUN() {
            $('#input').on("wheel", function (e) {
                $(this).blur();
            });
              
            el_down.innerHTML = "Mouse wheel disabled!";
        }
    </script> 
</body>  
  
</html>

Output:

Before clicking on the button:
After clicking on the button:

My Personal Notes

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