Technical requirements
To examine and run the code examples provided in this chapter, the minimum recommended hardware is as follows:
- X86_64-based desktop PC or laptop
- 1 GB free disk space
- 4 GB of RAM
- 500 Kbps or faster internet connection
In addition, you will need to install the following software:
- Docker
- Docker Compose
Please refer to the Technical requirements section of Chapter 1, Introducing New PHP 8 OOP Features, for more information on how to install Docker and Docker Compose, as well as how to build the Docker container used to demonstrate the code in this book. In this book, we will refer to the directory that you restored the sample code in as /repo.
The source code for this chapter is located here: https://github.com/PacktPublishing/PHP-8-Programming-Tips-Tricks-and-Best-Practices. We will start by examining significant method signature changes.
