January 2021
Intermediate to advanced
398 pages
11h 27m
German
Content preview from Python Challenge
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4Strings
Strings modellieren Zeichenketten und besitzen den Typ str, der eine Vielzahl an Funktionen bietet. In diesem Kapitel werden wir diese Thematik anhand verschiedener Übungsaufgaben kennenlernen.
4.1Einführung
Strings bestehen aus einzelnen Zeichen und bilden wie Listen sequenzielle Datentypen (vgl. Abschnitt 5.1.1), weshalb viele Aktionen analog dazu ausführbar sind, etwa Slicing. Im Gegensatz zu anderen Sprachen besitzt Python keinen Datentyp für einzelne Zeichen, sondern diese werden einfach als String der Länge 1 repräsentiert.
Strings lassen sich als Zeichenkette in doppelten oder einfachen Anführungszeichen erzeugen, wie dies folgende zwei Zeilen zeigen:
str1 = "DOUBLE QUOTED STRING"
str2 = 'SINGLE QUOTED STRING'
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