#include "..\..\Includes\DotNet.au3" Opt( "MustDeclareVars", 1 ) Example() Func Example() ; Compiles C# source code on the fly ; Creates a .NET assembly DLL-file in memory ; Loads the memory assembly file into the default domain Local $oCode = DotNet_LoadCScode( FileRead( "ufbSoundDetect.cs" ), "System.Windows.Forms.dll" ) ; You must add the "System.Windows.Forms.dll" If @error Then Return ConsoleWrite( "DotNet_LoadCScode ERR" & @CRLF ) ; assembly because of line 1 in the C# code. ConsoleWrite( "DotNet_LoadCScode OK" & @CRLF ) Local $oFoo = DotNet_CreateObject( $oCode, "Foo" ) ; $oFoo is an object of the "Foo" class in the C# code If IsObj( $oFoo ) Then $oFoo.Test() ; Test is a method (function) of the $oFoo object EndFunc