February 2018
Intermediate to advanced
376 pages
9h 52m
German
Content preview from PR: Clean Architecture - Das Praxis-Handbuch für gutes Softwaredesign
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Kapitel 6: Funktionale Programmierung
![[Bild]](/api/v2/epubs/urn:orm:book:9783958457263/files/Images/kap06_bild00_cleanarch.jpg)
Die der funktionalen Programmierung innewohnenden Konzepte sind in vielerlei Hinsicht älter als die Programmierung selbst. Dieses Paradigma basiert in weiten Teilen auf dem von Alonzo Church in den 1930er-Jahren erfundenen λ-(Lambda-)Kalkül.
6.1 Quadrierung von Integern
Am besten lässt sich die funktionale Programmierung anhand einiger Beispiele erklären. Untersuchen wir einmal ein einfaches Problem: das Ausdrucken der ersten 25 quadrierten Integerwerte.
In einer Sprache wie Java würden wir dazu etwa Folgendes schreiben:
public class Squint { public static void main(String args[]) { for (int i=0; ...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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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.