The DateAdd Function

The DateAdd function returns a date to which a specified time interval has been added.

Syntax

DateAdd(interval,number,date)

Example 1

'Add one month to January 31, 2000
document.write(DateAdd("m",1,"31-Jan-00"))

Output:

2/29/2000

Example 2

'Add one month to January 31, 2001
document.write(DateAdd("m",1,"31-Jan-01"))

Output:

2/28/2001

Example 3

'Subtract one month from January 31, 2001
document.write(DateAdd("m",-1,"31-Jan-01"))

Output:

12/31/2000

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