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HTML | DOM Input Date form Property

Last Updated : 31 Aug, 2022
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The Input Date form property is used for returning a reference to the form containing the Date field. It is a read-only property that returns a form object on success, else if the date control is not in the form, it returns NULL.
Syntax: 
 

inputdateObject.form

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


Below program illustrates the Date form property : 
Example: Returning the id of the form containing the <input type="date"> element. 
 

html
<!DOCTYPE html>
<html>

<head>
    <title>Input Date form Property in HTML
  </title>
    <style>
        h1 {
            color: green;
        }
        
        h2 {
            font-family: Impact;
        }
        
        body {
            text-align: center;
        }
    </style>
</head>

<body>

    <h1>GeeksforGeeks</h1>
    <h2>Input Date form Property</h2>
    <br>

    <form id="Test_Form">
        Test date control:
        <input type="date" 
               id="Test_Date">
    </form>

    

<p>To return the id of the form, 
      double click the "Return 
      Form Object" button.</p>



    <button ondblclick="My_Date()">
      Return Form Object
  </button>

    <p id="test"></p>



    <script>
        function My_Date() {
          
            // Returning form id.
            var d = 
            document.getElementById("Test_Date").form.id;
            document.getElementById("test").innerHTML = d;
        }
    </script>

</body>

</html>

Output:
Before clicking the button: 
 


After clicking the button: 
 


Supported Browsers: 
 

  • Apple Safari 14.1
  • Edge 12
  • Firefox 57
  • Google Chrome 20
  • Opera 11


 


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