HTML | DOM Input DatetimeLocal form Property

The Input DatetimeLocal form property in HTML DOM is used to return the reference to the form containing the local datetime field. It returns a form object on success, else if the date control is not in the form, it returns NULL. It is a read-only property.



Below program illustrates the DatetimeLocal form property in HTML DOM:

Example: This example returns the id of the form containing the <input type=”datetime-local”> element.





<!DOCTYPE html>
        Input DatetimeLocal form Property
<body style="text-align:center;">
    <h1 style="color:green;">
    <h2 style="font-family: Impact;">
        Input DatetimeLocal form Property
    <form id="Test_Form">
        Test date control: <input type="datetime-local" 
        To return the id of the form, double click
        the "Return Form Object" button.
    <button ondblclick="My_DatetimeLocal()">
        Return Form Object
    <p id="test"></p>
    <!-- Script to return the form id -->
        function My_DatetimeLocal() {
            var d = document.getElementById("Test_DatetimeLocal");
            document.getElementById("test").innerHTML = d;


Before clicking the button:

After clicking the button

Supported Browsers: The browser supported by Input DatetimeLocal form property are listed below:

  • Apple Safari
  • Internet Explorer
  • Firefox
  • Google Chrome
  • Opera


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