as operator : as « Language Basics « C# / C Sharp

1. C# / C Sharp
2. Language Basics
3. as

as operator

 


using System;
   
class Employee { }
   
class ContractEmployee : Employee { }
   
class CastExample5
{
    public static void Main ()
    {
        Employee e = new Employee();
        Console.WriteLine("e = {0}", e == null ? "null" : e.ToString());
   
        ContractEmployee c  = e as ContractEmployee;
        Console.WriteLine("c = {0}", c == null ? "null" : c.ToString());
    }
}

 

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