September 2012
Intermediate to advanced
302 pages
6h 31m
German
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5 JavaScript als prototypische Programmiersprache
Im letzten Kapitel wurde JavaScript als funktionale Programmiersprache dargestellt. JavaScript ist jedoch nicht nur eine funktionale, sondern auch eine prototypische Programmiersprache. Prototypisch bezeichnet die Art von Objektorientierung, die JavaScript verwendet. Prototypische Programmierung ist also eine spezielle Ausprägung der objektorientierten Programmierung. Diese Aspekte von JavaScript werden in diesem Kapitel behandelt.
5.1 Definition und Verwendung
Als Basistypen kennt JavaScript nur Zahlen, Zeichenketten, boolesche Werte sowie die Ausnahmewerte null und undefined. Alle anderen Typen, auch Funktionen und reguläre Ausdrücke, sind Objekte. Selbst für die Basistypen Zahlen, Zeichenketten ...
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