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

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.



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<!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>

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Output:


    

  • Before clicking on the button:
    

    • 

  • After clicking on the button:
    

    • 



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











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<!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> 



















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Output:


    

  • Before clicking on the button:
    

    • 

  • After clicking on the button:
    

    • 



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