January 2021
Intermediate to advanced
378 pages
8h 3m
German
Content preview from JavaScript für Ungeduldige
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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.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.
7
Arrays und Sammlungen
Wenn Sie eine neue Programmiersprache lernen, müssen Sie auch in Erfahrung bringen, wie Sie darin Ihre Daten speichern. Die herkömmliche Datenstruktur für sequenzielle Daten ist das schlichte Array. In diesem Kapitel lernen Sie zunächst verschiedene Array-Methoden kennen, die in JavaScript zur Verfügung stehen. Anschließend wenden wir uns typisierten Arrays und Array-Puffern zu, anspruchsvolleren Konstrukten für den effizienten Umgang mit Blöcken binärer Daten. Anders als Java und C++ bietet JavaScript keine große Menge von Datenstrukturen. Dafür gibt es die einfachen Klassen map und set, die wir am Ende dieses Kapitels ...
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