If you've been working in PHP for at least a little while, chances are you've come across a Trait, Interface, or Abstract Class. What are they? How can I use them effectively?

Let's dive in and discover a couple of use cases for each of them, and I'll explain some of their differences (and similarities).

0:00 TL;DR
0:47 Intro
1:25 Traits
5:48 Interfaces
10:27 Abstract Classes
14:49 All Done

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