December 2013
Intermediate to advanced
532 pages
14h 31m
English
Content preview from PHP Objects, Patterns, and Practice, Fourth Edition
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CHAPTER 9
Generating Objects
Creating objects is a messy business. So many object-oriented designs deal with nice, clean abstract classes, taking advantage of the impressive flexibility afforded by polymorphism (the switching of concrete implementations at runtime). To achieve this flexibility, though, I must devise strategies for object generation This is the topic I will look at in this chapter.
This chapter will cover:
- The Singleton pattern: A special class that generates one and only one object instance
- The Factory Method pattern: Building an inheritance hierarchy of creator classes
- The Abstract Factory pattern: Grouping the creation of ...
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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.