Check if a particular element exists in LinkedList Java example


/*
  Check if a particular element exists in LinkedList Java example
  This java example shows how to check if a particular element exists in Java
  LinkedList object using contains method.
*/

import java.util.LinkedList;

public class CheckElementLinkedListExample {

 
public static void main(String[] args) {
 
   
//create LinkedList object
   
LinkedList lList = new LinkedList();
   
   
//add elements to LinkedList
   
lList.add("1");
    lList.add
("2");
    lList.add
("3");
    lList.add
("4");
    lList.add
("5");
   
   
/*
     * To check if a particular element exists in a LinkedList, use
     * boolean contains(Object obj) method.
     *
     * This method returns true if LinkedList contains a particular element,
     * false otherwise.
     */
    
    
boolean blnElement = lList.contains("4");
    
    
if(blnElement)
     {
      
System.out.println("LinkedList contains 4");
    
}
    
else
    
{
      
System.out.println("LinkedList does not contain 4");
    
}
  }
}

/*
Output would be
LinkedList contains 4
*/