Java LinkedList void clear() method with Example

Java LinkedList void clear() method: Here, we are going to learn about the void clear() method of LinkedList class with its syntax and example.
Submitted by Preeti Jain, on June 17, 2019

LinkedList void clear() method

This method is available in package java.util.Collection and here, Collection is an interface.
This method is declared in interface Collection and it is implemented by the class LinkedList.
This method is used to remove all the elements from the linked list.
This method is used to remove or clear all the elements from the linked list and not delete the linked list.

Syntax:

    void  clear(){
    }

Parameter(s):

This method does not accept any parameter.

Return value:

The return type of this method is void that means this method returns nothing after execution.

Java program to demonstrate example of LinkedList clear() method

import java.util.LinkedList;

public class LinkList {
 public static void main(String[] args) {
  LinkedList list = new LinkedList();
  // use add() method to add few elements in the list 
  list.add(10);
  list.add(20);
  list.add(30);
  list.add(40);
  list.add(50);

  //  Current list Output
  System.out.println("The Current list is:" + list);

  // Clear or remove all the elements from the list 
  list.clear();

  //  New list Output 
  System.out.println("The new List is:" + list);
 }
}

Output

D:\Programs>javac LinkList.java

D:\Programs>java LinkList
The Current list is:[10, 20, 30, 40, 50]
The new List is:[]

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