May 2022
Intermediate to advanced
456 pages
11h 7m
German
Content preview from Rust
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2Syntax von Rust-Programmen
In diesem Kapitel werfen wir einen Blick auf die grundlegende Programmstruktur inklusive Anweisungsblöcken, auf Operatoren und gängige Kontrollflussstrukturen.
Damit die Diskussion über die Kontrollkonstrukte nicht zu unbeholfen wird, halten wir jetzt schon fest, dass wir Variablen mit nur lesendem Zugriff mit dem Befehl let definieren können, veränderliche Variablen durch den Befehl let mut.
Listing 2–1Verschiedene Arten von Variablen
let lesen = 1;
// lesen = 2; // Fehler
let mut schreiben = 2;
schreiben += 1;
Wir definieren zuerst eine Variable mit reinem Lesezugriff. Die zweite Zeile ist auskommentiert, weil sich hier der Compiler zu Recht beschweren würde, dass ein Schreibzugriff nicht erlaubt ist (Kommentare ...
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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.