How to print a linked list elements in java

 Linked list is a most important data structure of the java. One of the most basic thing from this data structure is to print the elements . 

Input  : 1  -> 2 -> 3 -> 4 -> null
Output : 1 2 3 4
Input : 1 -> null
Output : 1
Input : null
Output : null

Java Code :

class Node{

int data;

NOde next;

Node(int data){

this.data=data;

this.next=null;

}

}

class HindiCodingCommunity{

public static void print(Node head){

Node curr=head;

while(curr!=null){

System.out.println(curr.data);

curr=curr.next;

}

}

public static void main(String args[])

{

Node head= new Node(5);

head.next= new Node(7);

head.next.next = new Node(8);

head.next.next.next = new Node(9);

print(head);

}

}