Is OOP the most important part of programming??

Question

Functional.

Answer 1

Writing working and clear code is important.

If you do it with OOP or a functional approach or whatever is secondary. It will depend on the programming language, your own preferences and goals and the task.

Answer 2

You tag java and c++, if you want programming with this langages you have to learn OOP because it's base on it.

My opinion : OOP is not simple but open large option to programming when you understand how it works.