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HTML | DOM Input Hidden form Property
  • Difficulty Level : Basic
  • Last Updated : 15 Apr, 2019

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

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




<!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
  • Internet Explorer
  • Firefox
  • Opera
  • Safari

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