HTML | DOM Input Number name Property

Last Updated : 25 Aug, 2022

The DOM Input Number name Property in HTML DOM is used to set or return the value of name attribute of a number field. The name attribute is required for each input field. If the name attribute is not specified in an input field then the data of that field would not be sent at all.

Syntax:

It returns the Input number name property.

numberObject.name

It is used to set the Input number name property.

numberObject.name = name

Property Values: It contains single value name which defines the name of the number field.

Return Value: It returns a string value which represents the name of the number field.

Example-1: This example illustrates how to return Input number name property.

HTML

<!DOCTYPE html>
<html>
<body style="text-align:center;">
    <h1 style="color:green;">
        GeeksForGeeks
    </h1>
    <h2>DOM Input Number name Property</h2>
    <input type="number" id="myNumber" step="5" 
        name="geeks" placeholder="multiples of 5"> 
    <br><br>
    <button onclick="myFunction()">
        Click Here!
    </button>
    <p id="demo" style="font-size:23px;color:green;"></p>

    <script>
        function myFunction() {

            // Return name property
            var x =
                document.getElementById("myNumber").name;
            document.getElementById("demo").innerHTML = x;
        } 
    </script>
</body>
</html>

Output:

Before clicking on the button:

After clicking on the button:

Example-2: This example illustrates how to set the Input number name Property.

HTML

<!DOCTYPE html>
<html>
<body style="text-align:center;">
    <h1 style="color:green;">
        GeeksForGeeks
    </h1>
    <h2>DOM Input Number name Property</h2>
    <input type="number" id="myNumber" step="5" 
        name="geeks" placeholder="multiples of 5"> 
    <br><br>
    <button onclick="myFunction()">
        Click Here!
    </button>
    <p id="demo" style="font-size:23px;color:green;"></p>

    <script>
        function myFunction() {

            // set name property
            var x =
                document.getElementById("myNumber").name = "myGeeks";
            document.getElementById("demo").innerHTML =
                "The value of the name attribute was changed to " + x;
        } 
    </script>
</body>
</html>