import java.util.LinkedList;
public class RemoveFirstAndLast {
public static void main(String[] args) {
// TODO Auto-generated method stub
LinkedList lList = new LinkedList();
lList.add("1");
lList.add("2");
lList.add("3");
lList.add("4");
lList.add("5");
System.out.println("LinkedList contains : " + lList);
Object object = lList.removeFirst();
System.out.println(object + " has been removed from the first index of LinkedList");
System.out.println("LinkedList now contains : " + lList);
object = lList.removeLast();
System.out.println(object + " has been removed from the last index of LinkedList");
System.out.println("LinkedList now contains : " + lList);
}
}
Console：
LinkedList contains : [1, 2, 3, 4, 5]
1 has been removed from the first index of LinkedList
LinkedList now contains : [2, 3, 4, 5]
5 has been removed from the last index of LinkedList
LinkedList now contains : [2, 3, 4]
移除首尾元素
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