4-4.txt

C#实验报告 C#实验报告 C#实验报告 C#实验报告 C#实验报告 C#实验报告 C#实验报告

using System;

class Test
{
   public static void Main()
   {
      Console.WriteLine(1 is int);
      Console.WriteLine(1 is float);
      Console.WriteLine(1.0 is float);
      Console.WriteLine(1.0 is double);

      Console.WriteLine(1.0 is Object);

      int i=1;
      object obj = i;
      Console.WriteLine(obj is int);
      Console.WriteLine(obj is float);

      Console.ReadLine();
   }
}



结果：
True
False
False
True
True
True
False