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Java Program to subtract week from current date
Firstly, you need to import the following package for Calendar class in Java.
import java.util.Calendar;
Create a Calendar object and display the current date and time.
Calendar calendar = Calendar.getInstance(); System.out.println("Current Date and Time = " + calendar.getTime());
Now, let us decrement the weeks using the calendar.add() method and Calendar.WEEK_OF_YEAR constant. Set a negative value since we are decrementing here.
calendar.add(Calendar.WEEK_OF_YEAR, -2);
Example
import java.util.Calendar; public class Demo { public static void main(String[] args) { Calendar calendar = Calendar.getInstance(); System.out.println("Current Date = " + calendar.getTime()); // Subtract 2 weeks calendar.add(Calendar.WEEK_OF_YEAR, -2); System.out.println("Updated Date = " + calendar.getTime()); } }
Output
Current Date = Thu Nov 22 18:14:20 UTC 2018 Updated Date = Thu Nov 08 18:14:20 UTC 2018
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