June 2016
Intermediate to advanced
498 pages
10h 25m
German
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5Steuerung des Programmablaufs
Ein wichtiges Element der Programmierung ist der Test. Er ermöglicht es, die lineare Abarbeitung der Anweisungen eines Programms zu unterbrechen. In einem Test wird mit dem Schlüsselwort if und den in Kapitel 2 vorgestellten Vergleichsoperatoren eine Bedingung formuliert. Abhängig vom Ergebnis des Tests, wahr oder falsch (True oder False), wird der anschließende Codeblock ausgeführt oder nicht.
Python nutzt die Einrückung des Code um zu erkennen, welche Anweisungen zu einem Block gehören und ausgeführt werden müssen. Alle Anweisungen, die nach einem erfolgreichen Test ausgeführt werden sollen, müssen also eingerückt werden.
Als weitere Anweisungen zur Ablaufsteuerung gibt es in der Programmierung und in Python die ...
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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.
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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.