Create DLL library
// DllTestServer.cs // build with the following command line switches // csc /t:library DllTestServer.cs public class DllTestServer { public static void Foo() { System.Console.WriteLine("DllTestServer.Foo (DllTestServer.DLL)"); } } ////////////////////////////////////////////////////////// // DllTestClient.cs // build with the following command line switches // csc DllTestClientApp.cs /r:DllTestServer.dll using System; using System.Diagnostics; using System.Reflection; class DllTestClientApp { public static void Main() { Assembly DLLAssembly = Assembly.GetAssembly(typeof(DllTestServer)); Console.WriteLine("\nDllTestServer.dll Assembly Information"); Console.WriteLine("\t" + DLLAssembly); Process p = Process.GetCurrentProcess(); string AssemblyName = p.ProcessName + ".exe"; Assembly ThisAssembly = Assembly.LoadFrom(AssemblyName); Console.WriteLine("DllTestClient.exe Assembly Information"); Console.WriteLine("\t" + ThisAssembly + "\n"); Console.WriteLine("Calling DllTestServer.Foo..."); DllTestServer.Foo(); } }