JavaScript Date setMonth() Method

Description

Javascript date setMonth() method sets the month for a specified date according to local time.

Syntax

The following syntax for setMonth () Method.

Date.setMonth(monthValue[, dayValue])

Note − Parameters in the bracket are always optional.

Parameter Detail

monthValue − An integer between 0 and 11 (representing the months January through December).
dayValue − An integer from 1 to 31, representing the day of the month.
msValue − A number between 0 and 999, representing the milliseconds. If you specify the msValue parameter, you must also specify the minutesValue and secondsValue.

If you do not specify the dayValue parameter, the value returned from the getDate method is used. If a parameter you specify is outside of the expected range, setMonth attempts to update the date information in the Date object accordingly. For example, if you use 15 for monthValue, the year will be incremented by 1 (year + 1), and 3 will be used for month.

Example

Try the following example.

<html>
   
   <head>
      <title>JavaScript setMonth Method</title>
   </head>
   
   <body>
      
      <script type="text/javascript">
         var dt = new Date( "Aug 28, 2008 23:30:00" );
         dt.setMonth( 2 );
         document.write( dt );
      </script>
   
   </body>
</html>

Output

Fri Mar 28 2008 23:30:00 GMT+0530 (India Standard Time)