mcs/tests/test-iter-02.cs

   1 // Compiler options: -langversion:default
   2
   3 using System;
   4 using System.Collections;
   5
   6 class X {
   7         static int start, end;
   8         static int i;
   9
  10         static IEnumerator GetRange ()
  11         {
  12                 yield return 1;
  13                 for (i = start; i < end; i++)
  14                         yield return i;
  15                 yield return 100;
  16         }
  17
  18         public static int Main ()
  19         {
  20                 start = 10;
  21                 end = 30;
  22
  23                 int total = 0;
  24
  25                 IEnumerator e = GetRange ();
  26                 while (e.MoveNext ()){
  27                         Console.WriteLine ("Value=" + e.Current);
  28                         total += (int) e.Current;
  29                 }
  30
  31                 if (total != 491)
  32                         return 1;
  33                 return 0;
  34         }
  35 }