I want code employee's salary

I tried to get the employee’s salary, but I couldn’t.

I need help getting the following data: ( grosse, deducation, net)

I want to use it in my app

did you setup the salary structure for employee?

Yes.

In myApp, and I want a function to know the salary data that I mentioned above.

why not use the default app? HR

Their is many more things like reports salary registers