JAVA EXAMPLE PROGRAMS

JAVA EXAMPLE PROGRAMS

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Program: How to swap two elements in a LinkedList?


Description:

This example gives how to swap two elements in the LinkedList. By calling Collections.swap() method you can swap two elements of the LinkedList. You have to pass the indexes which you need to swap.


Code:
package com.java2novice.linkedlist;

import java.util.Collections;
import java.util.LinkedList;

public class MyLinkedListSwap {

	public static void main(String a[]){
		
		LinkedList<String> list = new LinkedList<String>();
		list.add("Java");
		list.add("Cric");
		list.add("Play");
		list.add("Watch");
		list.add("Glass");
		list.add("Movie");
		list.add("Girl");
		
		Collections.swap(list, 2, 5);
		System.out.println("Results after swap operation:");
		for(String str: list){
			System.out.println(str);
		}
	}
}

Output:
Results after swap operation:
Java
Cric
Movie
Watch
Glass
Play
Girl
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List Of All LinkedList Sample Programs:

  1. Basic LinkedList Operations.
  2. How to read all elements in LinkedList by using iterator?
  3. How to copy or clone a LinkedList?
  4. How to add all elements of a list to LinkedList?
  5. How to delete all elements from my LinkedList?
  6. How to find does LinkedList contains all list elements or not?
  7. How to copy LinkedList to array?
  8. How to get sub list from LinkedList?
  9. How to sort LinkedList using Comparator?
  10. How to reverse LinkedList content?
  11. How to shuffle elements in LinkedList?
  12. How to swap two elements in a LinkedList?
  13. How to convert list to csv string format?
  14. How to add element at first position in LinkedList?
  15. How to add element at last position in LinkedList?
  16. How to read first element from LinkedList?
  17. How to read last element from LinkedList?
  18. How to iterate through LinkedList in reverse order?
  19. LinkedList push(), pop() operations examples.
  20. How to remove elements from LinkedList?
Knowledge Centre
Difference between super() and this()
super() is used to call super class constructor, whereas this() used to call constructors in the same class, means to call parameterized constructors.
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About Author

I'm Nataraja Gootooru, programmer by profession and passionate about technologies. All examples given here are as simple as possible to help beginners. The source code is compiled and tested in my dev environment.

If you come across any mistakes or bugs, please email me to [email protected].

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Reference: Java™ Platform Standard Ed. 7 - API Specification | Java™ Platform Standard Ed. 8 - API Specification | Java is registered trademark of Oracle.
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