javascript - How to use js methods in other files in vue files?

Question

Figure 1:
The method I want to use is in other js files

Picture 2:
I want to use this method in the vue file

Figure 3:

If you use it directly like this, an error will be reported

I know how to implement it in vue....? It would be best if you can be more detailed, thank you, I am new to vue

Answer 1

First file: export {packRequest}

Second file: import 'pathto/app' as tools

Use tools.packRequest