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Category: Programming
Level: Beginner to seasoned
900 pages
ISBN-10 097661322-0
ISBN-13 978-097661322-0
$59.99 USA
$79.99 CANADA


Listing 14-49 extracted from chapter Unsafe code, exceptions, anonymous methods, iterators


Listing 14-48<     > Listing 14-50


This listing can be compiled with the command line:
csc.exe /target:exe Example_14_49.cs
Errors: 0 Warnings: 0


Example_14_49.cs
using System.Collections.Generic;
public class Program {
   static IEnumerator<int> Fibo() {
      int i1 = 1;
      int i2 = 1;
      int currentFibo = 0;
      while true ) {
         currentFibo = i1 + i2;
         i1 = i2;
         i2 = currentFibo;
         // Let's signal that the new number is ready to be consummed.
         yield return currentFibo;
      }
   }
   static void Main() {
      IEnumerator<int> e = Fibo();
      for int = 1; i < 10; i++ ) { 
         // Let's the producer do its job.
         e.MoveNext();
         // Let's consumme.
         System.Console.WriteLine( e.Current );
      }
   }
}	
Copyright Patrick Smacchia 2006 2007