Java LinkedList peekFirst Example
LinkedList class peekFirst method example. This example shows you how to use peekFirst method.
LinkedList class peekFirst method example.public LinkedList peekFirst() Retrieves, but does not remove, the first element of this list, or returns null if this list is empty.
Here is the code
/**
* @ # PeekFirst.java
* A class repersenting use to peekFirst method of LinkedList class in java.util package
* version 15 May 2008
* author Rose India
*/
import java.util.*;
public class PeekFirst {
public static void main(String args[]) {
LinkedList list = new LinkedList();
int i = 11;
String str = "Rose";
//Add the specified element to the end of this list.
list.add(i);
list.add(str);
//First peek of the list
System.out.println("First peek element = " + list.peekFirst());
}
} |
|
