April 2015
Intermediate to advanced
430 pages
8h 47m
German
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20 Ausnahmen
Ausnahmen (Exceptions) sind eine objektorientierte Form der Fehlerbehandlung, die heutzutage in nahezu jeder modernen Programmiersprache anzutreffen ist.
Wir werden uns im weiteren Verlauf zunächst mit den syntaktischen Grundlagen und den Besonderheiten der Ausnahmen vertraut machen. Abschließend besprechen wir ausnahmensichere Klassen.
20.1 Warum Ausnahmen?
Nehmen wir als Beispiel einmal eine in der Praxis wohl unsinnige Funktion splitString, die einen aus einer geraden Anzahl von Zeichen bestehenden String in zwei gleich große Hälften teilt und diese als Paar zurückliefert:
pair<string, string> splitString(const string& s) { auto len = s.length() / 2; pair<string, string> p; p.first = s.substr(0, len); p.second = s.substr(len); ...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,
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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.