Question

How to add N weeks to current date using Calendar in Java

Answer 1

import java.util.Calendar;

class Main {
    public static void main(String[] args) {
        Calendar now = Calendar.getInstance();
 
        System.out.println("Today: " + (now.get(Calendar.MONTH) + 1)  + "-"
                           + now.get(Calendar.DATE)
                           + "-"
                           + now.get(Calendar.YEAR));
                      
        // add 3 weeks to current date
        now.add(Calendar.WEEK_OF_YEAR, 3);
         
        System.out.println("Today + 3 Weeks: " + (now.get(Calendar.MONTH) + 1)  + "-"
                           + now.get(Calendar.DATE)
                           + "-"
                           + now.get(Calendar.YEAR));
    }
}


/*
run:

Today: 10-17-2016
Today + 3 Weeks: 11-7-2016

*/

 

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