Java.util.LinkedList.removeFirstOccurrence() Method

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Description

The java.util.LinkedList.removeFirstOccurrence(Object o) method removes the first occurrence of the specified element in this list (when traversing the list from head to tail). If the list does not contain the element, it is unchanged.

Declaration

Following is the declaration for java.util.LinkedList.removeFirstOccurrence() method

public boolean removeFirstOccurrence(Object o)

Parameters

  • o -- element to be removed from this list, if present

Return Value

This method returns true if the list contained the specified element

Exception

  • NA

Example

The following example shows the usage of java.util.LinkedList.removeFirstOccurrence() method.

package com.tutorialspoint;

import java.util.*;

public class LinkedListDemo {

   public static void main(String[] args) {

      // create a LinkedList
      LinkedList list = new LinkedList();

      // add some elements
      list.add("Hello");
      list.add(2);
      list.add("Chocolate");
      list.add("10");
      list.add("Hello");

      // print the list
      System.out.println("LinkedList:" + list);

      // remove the first "Hello"
      boolean found = list.removeFirstOccurrence("Hello");
      System.out.println("Element found:" + found);

      // print the list
      System.out.println("LinkedList:" + list);
   }
}

Let us compile and run the above program, this will produce the following result:

LinkedList:[Hello, 2, Chocolate, 10, Hello]
Element found:true
LinkedList:[2, Chocolate, 10, Hello]



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