Javascript DOM HTML Input Datetime max Property get

Introduction

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

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

Click the button to display the value of the max attribute of the datetime field.

View in separate window 

<!DOCTYPE html>
<html>
<body>

Enter a date and time between 2000-01-01 10:57 PM and 2014-02-06 10:57 PM:
<input type="datetime" id="myDatetime" min="2000-01-01T22:57Z" max="2014-02-06T22:57Z">
<button onclick="myFunction()">Test</button>
<p id="demo"></p>

<script>
function myFunction() {//from   w w w . ja  va2s  . c  o m
  var x = document.getElementById("myDatetime").max;
  document.getElementById("demo").innerHTML = x;
}
</script>

</body>
</html>

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

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

The max property accepts and returns a String type value.

Property Values

Value
 Description
YYYY-MM-DDThh:mm:ssTZD Specifies the maximum date and/or time allowed for the datetime field.
YYYY - year (e.g. 2020)
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, which is Greenwich Mean Time)

The max property returns String representing the maximum date and time allowed.




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