MonthDay compareTo() method in Java with Examples

The compareTo() method of MonthDay class in Java compares this month-day to another month-day.

Syntax:

public int compareTo(MonthDay other)

Parameter: This method accepts a parameter other which specifies the other month-day to compare to and not null.

Returns: The function returns the comparator value. It can be negative if it is less or positive if it is greater.

Exceptions: The function throws an NullPointerException if the other is null.



Below programs illustrate the MonthDay.compareTo() method:

Program 1:

filter_none

edit
close

play_arrow

link
brightness_4
code

// Program to illustrate the compareTo() method
  
import java.util.*;
import java.time.*;
  
public class GfG {
    public static void main(String[] args)
    {
        // Parses the date
        MonthDay tm1 = MonthDay.parse("--12-06");
  
        // Uses the function
        LocalDate dt1 = tm1.atYear(2018);
  
        // Parses the date
        MonthDay tm2 = MonthDay.parse("--12-06");
  
        // Uses the function
        LocalDate dt2 = tm2.atYear(2018);
  
        // Prints the date
        System.out.println(dt1.compareTo(dt2));
    }
}

chevron_right


Output:

0

Program 2:

filter_none

edit
close

play_arrow

link
brightness_4
code

// Program to illustrate the compareTo() method
  
import java.util.*;
import java.time.*;
  
public class GfG {
    public static void main(String[] args)
    {
        // Parses the date
        MonthDay tm1 = MonthDay.parse("--10-06");
  
        // Uses the function
        LocalDate dt1 = tm1.atYear(2018);
  
        // Parses the date
        MonthDay tm2 = MonthDay.parse("--12-06");
  
        // Uses the function
        LocalDate dt2 = tm2.atYear(2018);
  
        // Prints the date
        System.out.println(dt1.compareTo(dt2));
    }
}

chevron_right


Output:

-2

Program 3:

filter_none

edit
close

play_arrow

link
brightness_4
code

// Program to illustrate the compareTo() method
  
import java.util.*;
import java.time.*;
  
public class GfG {
    public static void main(String[] args)
    {
        // Parses the date
        MonthDay tm1 = MonthDay.parse("--10-06");
  
        // Uses the function
        LocalDate dt1 = tm1.atYear(2018);
  
        // Parses the date
        MonthDay tm2 = MonthDay.parse("--09-06");
  
        // Uses the function
        LocalDate dt2 = tm2.atYear(2018);
  
        // Prints the date
        System.out.println(dt1.compareTo(dt2));
    }
}

chevron_right


Output:

1

Reference: https://docs.oracle.com/javase/8/docs/api/java/time/MonthDay.html#compareTo-java.time.MonthDay-

Attention reader! Don’t stop learning now. Get hold of all the important DSA concepts with the DSA Self Paced Course at a student-friendly price and become industry ready.




My Personal Notes arrow_drop_up

Check out this Author's contributed articles.

If you like GeeksforGeeks and would like to contribute, you can also write an article using contribute.geeksforgeeks.org or mail your article to contribute@geeksforgeeks.org. See your article appearing on the GeeksforGeeks main page and help other Geeks.

Please Improve this article if you find anything incorrect by clicking on the "Improve Article" button below.