Calendar clone() Method in Java with Examples

The clear() method in Calendar class is used to clone a calendar object. It basically creates a shallow copy of this object.

Syntax:

public Object clone()

Parameters: The method does not take any parameters.



Return Value: The method does not return any value.

Below programs illustrate the working of clone() Method of Calendar class:
Example 1:

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// Java Code to illustrate clone() Method
  
import java.util.Calendar;
  
public class CalendarClassDemo {
    public static void main(String args[])
    {
        // Creating a calendar object
        Calendar calndr1 = Calendar.getInstance();
  
        // Displaying current calendar
        System.out.println("Original calendar: "
                           + calndr1.getTime());
  
        // Cloning the original
        Calendar calndr2 = (Calendar)calndr1.clone();
  
        // Displaying the Copy
        System.out.println("Cloned calendar: "
                           + calndr2.getTime());
    }
}

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Output:

Original calendar: Tue Feb 12 11:41:36 UTC 2019
Cloned calendar: Tue Feb 12 11:41:36 UTC 2019

Example 2:

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// Java Code to illustrate clone() Method
  
import java.util.*;
  
public class CalendarClassDemo {
    public static void main(String args[])
    {
        // Creating a calendar object
        Calendar calndr1
            = new GregorianCalendar(2018, 12, 2);
  
        // Displaying current calendar
        System.out.println("Original calendar: "
                           + calndr1.getTime());
  
        // Cloning the original
        Calendar calndr2 = (Calendar)calndr1.clone();
  
        // Displaying the Copy
        System.out.println("Cloned calendar: "
                           + calndr2.getTime());
    }
}

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Output:

Original calendar: Wed Jan 02 00:00:00 UTC 2019
Cloned calendar: Wed Jan 02 00:00:00 UTC 2019

Reference: https://docs.oracle.com/javase/7/docs/api/java/util/Calendar.html#clone()



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