C#栈操作详细介绍

            Stack<string> statck = new Stack<string>();
            Console.WriteLine("入栈操作");
            statck.Push("A");
            statck.Push("B");
            statck.Push("C");
            statck.Push("D");
            foreach (var item in statck)
            {
                Console.WriteLine(item);
            }
            Console.WriteLine("出栈操作，元素是：" + statck.Pop());
            foreach(var item in statck)
            {
                Console.WriteLine(item);
            }
            Console.WriteLine("栈顶元素：" + statck.Peek());
            Console.WriteLine("元素个数：" + statck.Count);
            foreach (var item in statck)
            {
                Console.WriteLine(item);
            }
            Console.WriteLine("是否包含元素A,true or false: " + statck.Contains("A"));            Stack<string> statck = new St