June 2020
Intermediate to advanced
328 pages
6h 45m
German
Content preview from Go – Das PraxisbuchBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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.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.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.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.
14Projekt: Kopieren mit Reflection
14.1Einleitung
Bei diesem Projekt werden wir dieses Mal kein ausführbares Programm, sondern nur ein Paket schreiben. Außerdem werden wir uns mit dem reflect-Paket beschäftigen. Mit Reflection haben wir die Möglichkeit, auf die interne Abbildung der Typen zuzugreifen. Das heißt wir müssen dabei um unsere Typen herumprogrammieren.
Wir haben bereits das leere Interface in Kapitel 13.4 kennengelernt. Wenn wir eine Variable mit interface{} definieren, können wir dieser Variablen jeden Wert zuweisen. Genau diesen allgemeinen Typen werden wir nun verwenden. Da uns der Compiler dabei nicht mehr helfen kann, müssen wir den Typ während der Laufzeit prüfen und ggf. einen Fehler zurückliefern. Ohne den Typ wird unser Code ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Read now
Unlock full access
More than 5,000 organizations count on O’Reilly
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.