ex-03-15

Programming Csharp Source Code(代码) Programming Csharp Source Code

//Example 03-15: Using continue and break

using System;
public class Tester
{
   public static int Main()
   {
      string signal = "0";      // initialize to neutral
      while (signal != "X")      // X indicates stop
      {
         Console.Write("Enter a signal: ");
         signal = Console.ReadLine();

         // do some work here, no matter what signal you 
         // receive 
         Console.WriteLine("Received: {0}", signal);

         if (signal == "A")
         {
            // faulty - abort signal processing
            // Log the problem and abort.
            Console.WriteLine("Fault! Abort\n");
            break;
         }
 
         if (signal == "0")
         {
            // normal traffic condition
            // log and continue on
            Console.WriteLine("All is well.\n");
            continue;
         }
 
         // Problem. Take action and then log the problem
         // and then continue on
         Console.WriteLine("{0} -- raise alarm!\n", 
            signal);
      }
      return 0;
   }
}