ReymonARG wrote:
I, can someone write o give me a like of a tutorial how to create an API Dll in C#?
File->New Project.
Choose class library.
That's it.
ReymonARG wrote:
Example I have a program running: rb.exe and I want to call from other programs like natives like this: string RB.CurrentSong();
No class library dll will let you do this, you need to expose an interface to your application. The only way I can see to talk to the instance that's running, is some sort of interprocess communication.