include js in webix-jet

Hello, tell me pls, haw i can include my .js files wth same functions or class and use this in all of place in my aplication.
Naw for this im play my .js files for including in "assets" folder. Im ty use import/export but this dosnt help me couse after import ill take js model((

Hey @Dr10s I’m not quite sure I understand the issue at hand. As I see it, you want to reuse the same function/data from some file in a few other places, is that right? If that’s correct, may I know why is import/export not sufficient in your case?