
- Java.util Package Classes
- Java.util - Home
- Java.util - ArrayDeque
- Java.util - ArrayList
- Java.util - Arrays
- Java.util - BitSet
- Java.util - Calendar
- Java.util - Collections
- Java.util - Currency
- Java.util - Date
- Java.util - Dictionary
- Java.util - EnumMap
- Java.util - EnumSet
- Java.util - Formatter
- Java.util - GregorianCalendar
- Java.util - HashMap
- Java.util - HashSet
- Java.util - Hashtable
- Java.util - IdentityHashMap
- Java.util - LinkedHashMap
- Java.util - LinkedHashSet
- Java.util - LinkedList
- Java.util - ListResourceBundle
- Java.util - Locale
- Java.util - Observable
- Java.util - PriorityQueue
- Java.util - Properties
- Java.util - PropertyPermission
- Java.util - PropertyResourceBundle
- Java.util - Random
- Java.util - ResourceBundle
- Java.util - ResourceBundle.Control
- Java.util - Scanner
- Java.util - ServiceLoader
- Java.util - SimpleTimeZone
- Java.util - Stack
- Java.util - StringTokenizer
- Java.util - Timer
- Java.util - TimerTask
- Java.util - TimeZone
- Java.util - TreeMap
- Java.util - TreeSet
- Java.util - UUID
- Java.util - Vector
- Java.util - WeakHashMap
- Java.util Package Extras
- Java.util - Interfaces
- Java.util - Exceptions
- Java.util - Enumerations
- Java.util Useful Resources
- Java.util - Useful Resources
- Java.util - Discussion
Java.util.Calendar.add() Method
Description
The java.util.Calendar.add() adds or subtracts the specified amount of time (amount) to the given calendar field (field), based on the calendar's rules.
Declaration
Following is the declaration for java.util.Calendar.add() method
public abstract void add(int field,int amount)
Parameters
field − the calendar field.
amount −the amount of date or time to be added to the field.
Return Value
This method does not return any value.
Exception
NA
Example
The following example shows the usage of java.util.Calendar.Add() method.
package com.tutorialspoint; import java.util.Calendar; public class CalendarDemo { public static void main(String[] args) { // create a calendar Calendar cal = Calendar.getInstance(); // print current date System.out.println("The current date is : " + cal.getTime()); // add 20 days to the calendar cal.add(Calendar.DATE, 20); System.out.println("20 days later: " + cal.getTime()); // subtract 2 months from the calendar cal.add(Calendar.MONTH, -2); System.out.println("2 months ago: " + cal.getTime()); // subtract 5 year from the calendar cal.add(Calendar.YEAR, -5); System.out.println("5 years ago: " + cal.getTime()); } }
Let us compile and run the above program, this will produce the following result −
The current date is : Thu Apr 26 02:13:28 EEST 2012 20 days later: Wed May 16 02:13:28 EEST 2012 2 months ago: Fri Mar 16 02:13:28 EET 2012 5 years ago: Fri Mar 16 02:13:28 EET 2007
java_util_calendar.htm
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