January 2019
Intermediate to advanced
600 pages
13h 50m
German
Content preview from PHP 7 und MySQL, 5th Edition
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,
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.
13Mit Grafiken arbeiten
Bisher haben wir im Wesentlichen immer Texte ausgeben lassen. Mit PHP können Sie aber auch ganz wunderbar Grafiken bearbeiten: Sie erfahren in diesem Kapitel, wie die Grafikbearbeitung prinzipiell funktioniert, und sehen an einem Beispiel, wie Sie Thumbnails erstellen und dynamische Diagramme generieren.
13.1Bildbearbeitung mit PHP – Grundlegendes
Es gibt verschiedene Erweiterungen für die Arbeit mit Grafiken. Exif ist für die Arbeit mit den EXIF-Metainformationen von Grafiken gedacht, ImageMagick und GD sind für die Bearbeitung von Grafiken vorgesehen. Hier soll die Bildbearbeitung und -erzeugung mit der Standarderweiterung GD gezeigt werden.
Zuerst einmal sollten Sie überprüfen, ob GD installiert ist. Dies verrät wieder ...
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,
and much more.
Read now
Unlock full access
More than 5,000 organizations count on O’Reilly
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.Julian F.
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.
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.Amir M.
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.