ChronoPeriod hashCode() method in Java with Examples

The hashCode() method of ChronoPeriod class in Java is used to get the generated hashCode for this period.

Syntax:

int hashCode()

Parameters: This method does not accepts any parameter.



Return Value: This method returns the hashCode generated for the given period.

Below programs illustrate the hashCode() method in Java:

Program 1:

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// Java code to show the function hashCode()
// to get the hashCode for the given period
  
import java.time.*;
import java.time.chrono.*;
import java.time.temporal.ChronoUnit;
  
public class ChronoPeriodDemo {
  
    // Function to generate hashCode for the given period
    static void getNumberOfDays(int year, int months, int days)
    {
        ChronoPeriod period = Period.of(year, months, days);
        System.out.println(period.hashCode());
    }
  
    // Driver Code
    public static void main(String[] args)
    {
        int year = 12;
        int months = 3;
        int days = 31;
  
        getNumberOfDays(year, months, days);
    }
}

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Output:

2032396

Program 2:

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// Java code to show the function hashCode()
// to get the hashCode for the given period
  
import java.time.*;
import java.time.chrono.*;
import java.time.temporal.ChronoUnit;
  
public class ChronoPeriodDemo {
  
    // Function to generate hashCode for the given period
    static void getNumberOfDays(int year, int months, int days)
    {
        ChronoPeriod period = Period.of(year, months, days);
        System.out.println(period.hashCode());
    }
  
    // Driver Code
    public static void main(String[] args)
    {
        int year = -12;
        int months = 3;
        int days = 31;
  
        getNumberOfDays(year, months, days);
    }
}

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Output:

2032372

Reference: https://docs.oracle.com/javase/9/docs/api/java/time/chrono/ChronoPeriod.html#hashCode–



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