Home » Java programming language

Java Calendar hashCode() Method with Example

Calendar Class hashCode() method: Here, we are going to learn about the hashCode() method of Calendar Class with its syntax and example.
Submitted by Preeti Jain, on February 01, 2020

Calendar Class hashCode() method

• hashCode() method is available in java.util package.
• hashCode() method is used to retrieve the hash code value of this Calendar.
• hashCode() method is a non-static method, it is accessible with the class object and if we try to access the method with the class name then we will get an error.
• hashCode() method does not throw an exception at the time of returning hashcode of this Calendar.

Syntax:

    public int hashCode();

Parameter(s):

• It does not accept any parameter.

Return value:

The return type of the method is int, it returns this Calendar hash code value.

Example:

// Java Program to demonstrate the example of
// int hashCode() method of Calendar

import java.util.*;

public class HashCode {
    public static void main(String args[]) {
        // Instantiating a Calendar object
        Calendar ca = Calendar.getInstance();

        System.out.println("ca.getTime(): " + ca.getTime());

        // By using hashCode() method is to
        // return the hash code of this Calendar
        int hc = ca.hashCode();

        //Display hash code of this Calendar
        System.out.println("ca.hashCode(): " + hc);
    }
}

Output

ca.getTime(): Mon Jan 27 08:24:31 GMT 2020
ca.hashCode(): -434964174