Input DatetimeLocal max Property

Get the maximum date and time allowed for a local datetime field:

var x = document.getElementById("myLocalDate").max;

The result of x will be:

2014-11-16T21:25:33

Definition and Usage

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

The max attribute specifies the maximum value (date and time) for a local datetime field.

Tip: Use the max attribute together with the min attribute to create a range of legal values.

Tip: To set or return the value of the min attribute, use the min property.

Property
max	Yes	10.0	Yes	Yes	Yes

Note: The <input type="datetime-local"> element does not show any datetime field/calendar in Firefox.

Return the max property:

datetimelocalObject.max

Set the max property:

datetimelocalObject.max=YYYY-MM-DDThh:mm:ss.ms

Value	Description
YYYY-MM-DDThh:mm:ss.ms	Specifies the maximum date and time allowed for the local datetime field. 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) ms - milliseconds (e.g. 510)

Return Value:	A String, representing the maximum date and time allowed

Change the maximum date and time:

document.getElementById("myLocalDate").max = "2012-01-01T22:22:55";