HTML | DOM Input Datetime value Property

The Input Datetime value property is used for setting or returning the value of the value attribute of a datetime field.
The Input Datetime value attribute can be used for specifying a date and time for the datetime field.


  • For returning the value property:
  • For setting the value property:
    datetimeObject.value = YYYY-MM-DDThh:mm:ssTZD

Property Value:

  • YYYY-MM-DDThh:mm:ssTZD :It is used to specify the date and/or time.
    • YYYY: It specifies the year.
    • MM: It specifies the month.
    • DD: It specifies the day of the month.
    • T: It specifies the separator if time is also entered.
    • hh: It specifies the hour.
    • mm: It specifies the minutes.
    • ss: It specifies the seconds.
    • TZD: It specifies the Time Zone Designator.

Below program illustrates the Date value property :

Setting a date and time for a datetime field.





<!DOCTYPE html>
    <title>Input Datetime value Property in HTML</title>
        h1 {
            color: green;
        h2 {
            font-family: Impact;
        body {
            text-align: center;
    <h2>Input Datetime value Property</h2>
    <br> Date Of Birth:
    <input type="datetime" id="Test_Datetime">
    <p>To set a date and time for the datetime field,
      double-click the "Set Date And Time" button.</p>
    <button ondblclick="My_Datetime()">Set Date And Time</button>
    <p id="test"></p>
        function My_Datetime() {
            document.getElementById("Test_Datetime").value = 



After clicking the button

Supported Web Browsers:

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


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