Functional Programming For Dummies <EASY — 2027>

: Once you create a piece of data, you never change it. If you need a modified version, you create a whole new copy with the changes.

: You focus on the logic of what needs to be solved rather than the specific control flow (like for or while loops). Why Bother Learning It? Functional Programming For Dummies

If you want to write code like a functional programmer, you need to follow these basic rules: : Once you create a piece of data, you never change it