Technical requirements
The code bundle for this chapter is available on GitHub at https://github.com/PacktPublishing/TypeScript-4-Design-Patterns-and-Best-Practices/tree/main/chapters/chapter-1_Getting_Started_With_Typescript_4.
In the Installing and using the code examples section, we will discuss how to install and use the code examples in this book. First, let's refresh our knowledge on TypeScript, especially its latest version.