Skip to Content
Home » Java Collections And Data Structures ( java.util package ) » LinkedList » Replace an Element of LinkedList Java example

Replace an Element of LinkedList Java example

  1. /*
  2.   Replace an Element of LinkedList Java example
  3.   This java example shows how to replace a LinkedList element at specified index
  4.   using set method of Java LinkedList class.
  5. */
  6.  
  7. import java.util.LinkedList;
  8.  
  9. public class LinkedListReplaceElementExample {
  10.  
  11.   public static void main(String[] args) {
  12.  
  13.     //create LinkedList object
  14.     LinkedList lList = new LinkedList();
  15.    
  16.     //add elements to LinkedList
  17.     lList.add("1");
  18.     lList.add("2");
  19.     lList.add("3");
  20.     lList.add("4");
  21.     lList.add("5");
  22.    
  23.     System.out.println("LinkedList contains : " + lList);
  24.    
  25.     /*
  26.      * To replace an element of LinkedList at specified index, use
  27.      * Object set(int index, Object element) method.
  28.      *
  29.      * It replaces specified element at specified index in the LinkedList and
  30.      * returns the element previously at the specified index.
  31.      */
  32.          
  33.      lList.set(3, "Replaced");
  34.      System.out.println("After replacing 4, LinkedList contains : " + lList);
  35.    
  36.    
  37.   }
  38. }
  39.  
  40. /*
  41. Output would be
  42. LinkedList contains : [1, 2, 3, 4, 5]
  43. After replacing 4, LinkedList contains : [1, 2, 3, Replaced, 5]
  44. */

Receive Latest Java examples in your email: 

Related Java Examples

Get elements from LinkedList Java example
Remove specified element from LinkedList Java example
Insert an Element into LinkedList Java example
Remove first and last elements of LinkedList Java example
Get first and last elements from LinkedList Java example
Check if a particular element exists in LinkedList Java example
Simple Java LinkedList example
Search elements of LinkedList Java example