April 2020
Intermediate to advanced
506 pages
20h 7m
Polish
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Krótkie deklaracje zmiennych
Wspomniałem już, że można zadeklarować zmienne i przypisać do nich
wartości w tym samym wierszu:
Jeśli jednak zaraz po zadeklarowaniu zmiennej znana jest jej początkowa
wartość, częściej stosuje się
krótkie deklaracje zmiennych
. Zamiast
jawnie deklarować typ zmiennej i później przypisywać do niej wartość
za pomocą operatora
=
, można wykonać oba te zadania jednocześnie,
używając operatora
:=
.
Zmodyfikuj wcześniejszy przykład za pomocą krótkich deklaracji
zmiennych:
Nie trzeba tu jawnie deklarować typu zmiennych. Typ wartości
przypisywanej do zmiennej staje się jej typem.
Ponieważ krótkie deklaracje ...
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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.