Java LinkedList getFirst()用法及代碼示例

// Java code to illustrate getFirst() method 
import java.io.*; 
import java.util.LinkedList; 
  
public class LinkedListDemo { 
   public static void main(String args[]) { 
  
      // Creating an empty LinkedList 
      LinkedList<String> list = new LinkedList<String>(); 
  
      // Using add() method to add elements in the list 
      list.add("Geeks"); 
      list.add("for"); 
      list.add("Geeks"); 
      list.add("10"); 
      list.add("20"); 
  
      // Displaying the list 
      System.out.println("LinkedList:" + list); 
        
      // Fetching first element from the list 
      System.out.println("The first element is: " + list.getFirst()); 
   } 
}