https://www.youtube.com/watch?v=5Y2zuQ5EiKc&list=UUhwKlOVR041tngjerWxVccw
CalendarDemo.java
import java.util.Calendar;
public class CalendarDemo
{
public static void main(String[] args)
{
Calendar cal = Calendar.getInstance();
cal.set(2017,8,24);
System.out.println("Month is " + cal.get(Calendar.MONTH));
/*
* Parameters:
*
* field - the time field.
*
* up - indicates if the value of the specified time field is
* to be rolled up or rolled down. Use true if rolling up,
* false otherwise.
*/
cal.roll(Calendar.MONTH, true);
System.out.println("After roll up, Month is " + cal.get(Calendar.MONTH));
cal.roll(Calendar.MONTH, false);
System.out.println("After roll down, Month is " + cal.get(Calendar.MONTH));
}
}
public class CalendarDemo
{
public static void main(String[] args)
{
Calendar cal = Calendar.getInstance();
cal.set(2017,8,24);
System.out.println("Month is " + cal.get(Calendar.MONTH));
/*
* Parameters:
*
* field - the time field.
*
* up - indicates if the value of the specified time field is
* to be rolled up or rolled down. Use true if rolling up,
* false otherwise.
*/
cal.roll(Calendar.MONTH, true);
System.out.println("After roll up, Month is " + cal.get(Calendar.MONTH));
cal.roll(Calendar.MONTH, false);
System.out.println("After roll down, Month is " + cal.get(Calendar.MONTH));
}
}
Output
Month is 8
After roll up, Month is 9
After roll down, Month is 8
After roll up, Month is 9
After roll down, Month is 8
Click the below link to download the code:
https://sites.google.com/site/ramj2eev2/java_basics/CalendarDemo_roll_up_down.zip?attredirects=0&d=1
Github Link:
https://github.com/ramram43210/Java/tree/master/BasicJava_2018/CalendarDemo_roll_up_down
Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/b1e669f4abac38a0eb65bfeb213dca88c58230cc/BasicJava_2018/CalendarDemo_roll_up_down/?at=master
See also:
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