mcs/errors/cs1622.cs

   1 // CS1622: Cannot return a value from iterators. Use the yield return statement to return a value, or yield break to end the iteration
   2 // Line: 11
   3 using System.Collections;
   4
   5 class X {
   6         IEnumerator MyEnumerator (int a)
   7         {
   8                 if (a == 0)
   9                         yield return 1;
  10                 else
  11                         return null;
  12         }
  13
  14         static void Main ()
  15         {
  16         }
  17 }