In this chapter, you will be introduced to the best practices that are currently enforced in PHP 8. We will cover several significant method signature changes and how their new usage continues the general PHP trend of helping you produce better code. We will also have a look at how private methods, interfaces, traits, and anonymous class usage has changed. Finally, we will discuss important changes in how namespaces are parsed.
Mastering the best practices that will be covered in this chapter will not only move you toward writing better code, but how to avoid the potential code breaks that might arise if you fail to grasp these new practices. In addition, the techniques discussed in this chapter will help you write code that's more efficient than was possible in the past.
In this chapter, we will cover the following topics:
- Discovering method signature changes
- Dealing with private methods
- Working with interfaces and...