<@U0RM4EPC7> Thank you very much for the tips and ...

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[jtonic]

@simon.vergauwen Thank you very much for the tips and example. It contains a quite lot of new information to me, so I am going to digest all of it, read about the monad comprehension and give a try to options you provided me with. And decide which one to stick to.
Once again thank you for all. lift function is interesting.

[simon.vergauwen]

You’re welcome! If you have any more questions I’ll be happy to help.