HTML | DOM Input Hidden form Property

The Input Hidden form property is used to return the reference of the form containing the Input Hidden field. It is read-only Property that returns a form object on success.
Syntax:

hiddenObject.form

Return Values: It returns a string value which specify the reference of the form containing the Input Hidden field

Below Program that illustrates the Input Hidden form property.
Example-1:

html

<!DOCTYPE html>
<html>

<body>
    <center>
        <h1 style="color:green;">
          GeeksForGeeks 
      </h1>
      
        <h2>DOM Input Hidden form Property </h2>
        <form id="myGeeks">
            <input type="hidden"
                   id="GFG">
        </form>

        <button onclick="myGeeks()">
          Submit
      </button>

        <p id="sudo" 
           style="color:green;font-size:35px;">
      </p>



        <script>
            function myGeeks() {
                var x = 
                document.getElementById(
                  "GFG").form.id;
                document.getElementById(
                  "sudo").innerHTML = x;
            }
        </script>
  </center>

</body>

</html>

Output:
Before Clicking On Button:

After Clicking On Button:

Supported Browsers: The browser supported by DOM input Hidden form Property are listed below:

Google Chrome 1
Edge 12
Firefox 1
Opera 2
Safari 1

HTML | DOM Input Hidden form Property

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