Input Datetime min Property

❮ Input Datetime Object


Get the minimum date and time allowed for a datetime field:

var x = document.getElementById("myDatetime").min;
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Definition and Usage

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

The min attribute specifies the minimum value (date and time) for a datetime field.

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

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

Browser Support

min 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 min property:


Set the min property:

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

Property Values

Value Description
YYYY-MM-DDThh:mm:ssTZD Specifies the minimum date and/or time allowed for the 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)
  • TZD - Time Zone Designator (Z denotes Zulu, also known as Greenwich Mean Time)

Technical Details

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

More Examples


Change the minimum date and time:

document.getElementById("myDatetime").min = "2010-01-01T21:57Z";
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Related Pages

HTML reference: HTML <input> min attribute

❮ Input Datetime Object