Calendar add() Method in Java with Examples
The add() method of Calendar class present inside is used to add or subtract from the given calendar field(int field), a specific amount of time(int amt), based on the calendar’s rules.
Syntax:
public abstract void add(int field, int amt)
Parameters: The method takes two parameters:
- The field of the calendar on which the operation is to be performed. (Integer type)
- The amount of time needed to be subtracted. (Integer type)
Return Value: The method does not return any value.
Example 1:
Java
import java.util.Calendar;
public class CalendarClassDemo {
public static void main(String args[])
{
Calendar calndr = Calendar.getInstance();
System.out.println( "Current Date: "
+ calndr.getTime());
calndr.add(Calendar.DATE, 50 );
System.out.println( "After 50 days: "
+ calndr.getTime());
calndr.add(Calendar.MONTH, - 6 );
System.out.println( "6 months ago it was: "
+ calndr.getTime());
calndr.add(Calendar.YEAR, - 2 );
System.out.println( "2 years ago it was: "
+ calndr.getTime());
}
}
|
Output:
Current Date: Tue Feb 12 10:54:21 UTC 2019
After 50 days: Wed Apr 03 10:54:21 UTC 2019
6 months ago it was: Wed Oct 03 10:54:21 UTC 2018
2 years ago it was: Mon Oct 03 10:54:21 UTC 2016
Example 2:
Java
import java.util.Calendar;
public class GFG {
public static void main(String args[])
{
Calendar calndr = Calendar.getInstance();
System.out.println( "Current Date: "
+ calndr.getTime());
calndr.add(Calendar.DATE, 30 );
System.out.println( "After 30 days: "
+ calndr.getTime());
calndr.add(Calendar.MONTH, - 3 );
System.out.println( "3 months ago it was: "
+ calndr.getTime());
calndr.add(Calendar.YEAR, - 10 );
System.out.println( "10 years ago it was: "
+ calndr.getTime());
}
}
|
Output:
Current Date: Tue Feb 12 10:54:24 UTC 2019
After 30 days: Thu Mar 14 10:54:24 UTC 2019
3 months ago it was: Fri Dec 14 10:54:24 UTC 2018
10 years ago it was: Sun Dec 14 10:54:24 UTC 2008
Last Updated :
02 Nov, 2021
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