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  1. using System;
  2. using System.Collections.Generic;
  3.  
  4. public class Test
  5. {
  6. 	public static void Main()
  7. 	{
  8. 		ICollection<int> coll;
  9. 		coll.add(4);
  10. 		int i =4;
  11. 		Console.WriteLine(coll.Contains(i));
  12. 	}
  13. }
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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Standard input is empty
compilation info 
prog.cs(9,22): error CS1061: Type `System.Collections.Generic.ICollection<int>' does not contain a definition for `add' and no extension method `add' of type `System.Collections.Generic.ICollection<int>' could be found (are you missing a using directive or an assembly reference?)
Compilation failed: 1 error(s), 0 warnings
stdout
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Standard output is empty
https://ideone.com/K4oMr
language:
C# (gmcs 5.20.1)
created:
14 years ago
visibility:
public

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