JAVA EXAMPLE PROGRAMS

JAVA EXAMPLE PROGRAMS

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Program: How to iterate through LinkedList in reverse order?


Description:

Below example shows how to iterate through LinkedList in reverse order. The method descendingIterator() returns an Iterator object with reverse order. By iterating through it, you can get the elements in the reverse order.


Code:
package com.java2novice.linkedlist;

import java.util.Iterator;
import java.util.LinkedList;

public class MyReverseIter {

	public static void main(String a[]){
		
		LinkedList<String> arrl = new LinkedList<String>();
		arrl.add("First");
		arrl.add("Second");
		arrl.add("Third");
		arrl.add("Random");
		Iterator<String> itr = arrl.descendingIterator();
		while(itr.hasNext()){
			System.out.println(itr.next());
		}
	}
}

Output:
Random
Third
Second
First
<< Previous Program | Next Program >>

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
Interface and its usage
Interface is similar to a class which may contain method's signature only but not bodies and it is a formal set of method and constant declarations that must be defined by the class that implements it. Interfaces are useful for declaring methods that one or more classes are expected to implement, capturing similarities between unrelated classes without forcing a class relationship and determining an object's programming interface without revealing the actual body of the class.
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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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