public static void Main()
{
try
{
Stack<int> stack = new Stack<int>();
stack.Push(1);
stack.Push(2);
stack.Push(3);
stack.Push(4);
stack.Push(5);
int[] array = stack.ToArray();
Console.WriteLine(string.Join(", ", array));
Console.WriteLine(stack.Peek());
Console.WriteLine(stack.Pop());
Console.WriteLine(stack.Contains(0));
stack.Clear();
Console.WriteLine(stack.Peek());
}
catch (ArgumentNullException aex)
{
Console.WriteLine(aex.TargetSite + " -> " + aex.Message);
}
}
public void Clear()
{
Stack<int> stack = new Stack<int>();
stack.Push(10);
stack.Clear();
Assert.IsTrue(stack.Size() == 0);
}