November 2020
Intermediate to advanced
544 pages
15h 31m
Polish
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Rozdział 9. Funkcje
Im mniej ważna funkcja, tym lepsze zarządzanie.
— C. Northcote Parkinson
Wszystkie prezentowane dotąd przykłady były niewielkimi fragmentami kodu. Dobrze sprawdzały się w przypadku prostszych operacji, ale wymagały wpisywania za każdym razem tych samych wierszy. Nikt nie lubi wciąż wpisywać tego samego, więc potrzebny jest sposób podzielenia większego kodu na mniejsze, łatwiejsze do zarządzania części.
Pierwszym krokiem w kierunku tworzenia powtarzalnego kodu jest definiowanie funkcji, czyli odrębnych fragmentów kodu opatrzonych nazwami. Funkcja może mieć dowolną liczbę parametrów dowolnych typów, jak również zwracać dowolną liczbę wyników dowolnych typów.
Z funkcjami związane są dwa rodzaje operacji:
- definiowanie — z parametrami ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.