errors/cs0121-9.cs

   1 // CS0121: The call is ambiguous between the following methods or properties: `IList.Count()' and `ICounter.Count()'
   2 // Line: 29
   3
   4 using System;
   5
   6 interface IList
   7 {
   8         int Count ();
   9 }
  10
  11 interface ICounter
  12 {
  13         int Count ();
  14 }
  15
  16 interface ICollection
  17 {
  18         int Count { set; }
  19 }
  20
  21 interface IListCounter: IList, ICounter, ICollection
  22 {
  23 }
  24
  25 class Test
  26 {
  27         static void Foo (IListCounter t)
  28         {
  29                 t.Count ();
  30         }
  31 }