How to programmatically connect a DLL to a VB.Net project and unload it on the fly?

Question

.NET

there is a dll for example 123.dll lies in the directory with the exe when the button is pressed the dll is loaded the function is called and unloaded after the function is executed.

Answer 1

Everything is bad with unloading (Assembly.Load loads into the current AppDomain, from which nothing can be unloaded).
If there is no way to dig in the direction of MAF without unloading , you can still look at MEF , it is simpler, but without unloading.
For the lazy ;) example .

Answer 2

If the DLL is in IL (.NET) format, thenAssembly.Load