java栈
package com.dg.brady;
import java.util.Stack;
public class StackDemo {
public static void main(String[] args) {
Stack<String> stack = new Stack<>();
stack.add("a");
stack.add("b");
stack.add("c");
while(stack.size() > 0){
System.out.println(stack.pop());
}
}
}
输出
c
b
a
先进后出