Input Datetime value Property

Set a date and time for a datetime field:

document.getElementById("myDatetime").value = "2014-01-02T11:42Z";

Description

The value property sets or returns the value of the value attribute of a datetime field.

The value attribute specifies a date and time for the datetime field.

Property
value	Yes	10.0	Yes	Yes	Yes

Note: The <input type="datetime"> element does not show any datetime field/calendar in any major browsers, except Safari.

Return the value property:

datetimeObject.value

Set the value property:

datetimeObject.value = YYYY-MM-DDThh:mm:ssTZD

Value	Description
YYYY-MM-DDThh:mm:ssTZD	Specifies the date and/or time. Explanation of components: YYYY - year (e.g. 2011) MM - month (e.g. 01 for January) DD - day of the month (e.g. 08) T - a required separator if time is also specified hh - hour (e.g. 22 for 10.00pm) mm - minutes (e.g. 55) ss - seconds (e.g. 03) TZD - Time Zone Designator (Z denotes Zulu, also known as Greenwich Mean Time)

Return Value:	A String, representing the date and time of the datetime field

Get the date and time of a datetime field:

var x = document.getElementById("myDatetime").value;