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HTML | DOM Input Radio name Property

  • Difficulty Level : Basic
  • Last Updated : 25 Mar, 2019

The DOM Input Radio name Property in HTML DOM is used to set or return the value of name attribute of a Radio Button. 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 Radio name property.
    radioObject.name
  • It is used to set the Input Radio name property.
    radioObject.name = name

Property Values: It contains a single value name which defines the name of the Radio Button.

Return Value: It returns a string value which represents the name of the Radio Button.

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






<!DOCTYPE html>
<html>
  
<head>
    <style>
        body {
            text-align: center;
        }
          
        h1 {
            color: green;
        }
    </style>
</head>
  
<body>
    <h1>
      GeeksforGeeks
  </h1>
  
    <h2>
      HTML DOM Input Radio name Property
  </h2
  Radio Button:
    <input type="radio" 
           checked=true 
           id="radioID"
           value="Geeks_radio" 
           name="Geek_radio">
    <br>
    <br>
    <button onclick="GFG()">
        Click!
    </button>
    <p id="GFG"
       style="font-size:25px;
              color:green;">
  </p>
    <script>
        function GFG() {
  
            // Accessing input element 
            // type="radio" 
            var x =
                document.getElementById(
                  "radioID").name;
            
            document.getElementById(
              "GFG").innerHTML = x;
        }
    </script>
  
</body>
  
</html>

Output:
Before Clicking On Button:

After Clicking On Button:

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




<!DOCTYPE html>
<html>
  
<head>
    <style>
        body {
            text-align: center;
        }
          
        h1 {
            color: green;
        }
    </style>
</head>
  
<body>
    <h1>
      GeeksforGeeks
  </h1>
  
    <h2>
      HTML DOM Input Radio name Property
  </h2
  Radio Button:
    <input type="radio"
           checked=true 
           id="radioID"
           value="Geeks_radio"
           name="Geek_radio">
    <br>
    <br>
    <button onclick="GFG()">
        Click!
    </button>
    <p id="GFG"
       style="font-size:25px;
              color:green;">
  </p>
    <script>
        function GFG() {
  
            // Accessing input element 
            // type="radio" 
            var x =
                document.getElementById(
                  "radioID").name = "myGeeks";
            
            document.getElementById(
              "GFG").innerHTML = 
              "The value of the name attribute"+
              " was changed to " + x;
        }
    </script>
  
</body>
  
</html>

Output :

Before Clicking On Button:

After Clicking On Button:

Supported Browsers: The browser supported by DOM input Radio name Property are listed below:

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

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