The Java.util.ArrayDeque.clone() method is used to return a shallow copy of this deque. It just creates a copy of the deque.
Syntax:
Array_Deque.clone()
Parameters: The method does not take any parameter.
Return Value: The method just returns a copy of the ArrayDeque.
Below programs illustrate the Java.util.ArrayDeque.clone() method:
Program 1:
// Java code to illustrate clone() import java.util.*;
public class ArrayDequeDemo {
public static void main(String args[])
{
// Creating an empty ArrayDeque
ArrayDeque<String> de_que = new ArrayDeque<String>();
// Use add() method to add elements into the Deque
de_que.add( "Welcome" );
de_que.add( "To" );
de_que.add( "Geeks" );
de_que.add( "4" );
de_que.add( "Geeks" );
// Displaying the ArrayDeque
System.out.println( "ArrayDeque: " + de_que);
// Creating another array to copy
Deque<String> copy_deque = de_que.clone();
// Displaying the copy of Deque
System.out.println( "The cloned array is: " + copy_deque);
}
} |
Output:
ArrayDeque: [Welcome, To, Geeks, 4, Geeks] The cloned array is: [Welcome, To, Geeks, 4, Geeks]
Program 2:
// Java code to illustrate clone() import java.util.*;
public class ArrayDequeDemo {
public static void main(String args[])
{
// Creating an empty ArrayDeque
ArrayDeque<Integer> de_que = new ArrayDeque<Integer>( 8 );
// Use add() method to add elements into the Deque
de_que.add( 10 );
de_que.add( 15 );
de_que.add( 30 );
de_que.add( 20 );
de_que.add( 5 );
// Displaying the ArrayDeque
System.out.println( "ArrayDeque: " + de_que);
// Creating another array to copy
Deque<Integer> copy_deque = de_que.clone();
// Displaying the copy of Deque
System.out.println( "The cloned array is: " + copy_deque);
}
} |
Output:
ArrayDeque: [10, 15, 30, 20, 5] The cloned array is: [10, 15, 30, 20, 5]