The hashCode() method of YearMonth class in Java is used to create a suitable hash code for this YearMonth instance with which it is used.
Syntax:
public int hashCode()
Parameter: This method does not accepts any parameter.
Return Value: It returns a suitable integral hash code value for this YearMonth instance.
Below programs illustrate the hashCode() method of YearMonth in Java:
Program 1:
// Program to illustrate the hashCode() method  import java.util.*;import java.time.*;import java.time.format.DateTimeFormatter;  public class GfG {    public static void main(String[] args)    {        // Create a YearMonth object        YearMonth thisYearMonth = YearMonth.of(2017, 8);          // Get the hash code value        System.out.println(thisYearMonth.hashCode());    }} |
Output:
1073743841
Program 2:
// Program to illustrate the hashCode() method  import java.util.*;import java.time.*;import java.time.format.DateTimeFormatter;  public class GfG {    public static void main(String[] args)    {          // Create a YearMonth object        YearMonth thisYearMonth = YearMonth.of(2018, 5);          // Get the hash code value        System.out.println(thisYearMonth.hashCode());    }} |
Output:
671090658
Reference: https://docs.oracle.com/javase/8/docs/api/java/time/YearMonth.html#hashCode–
