© The Author(s), under exclusive license to APress Media, LLC, part of Springer Nature 2021
A. FreemanEssential TypeScript 4https://doi.org/10.1007/978-1-4842-7011-0_2

2. Understanding TypeScript

Adam Freeman1  
London, UK

TypeScript is a superset of the JavaScript language that focuses on producing safe and predictable code that can be executed by any JavaScript runtime. Its headline feature is static typing, which makes working with JavaScript more predictable for programmers familiar with languages such as C# and Java. In this book, I explain what TypeScript does and describe the different features it provides.

This Book and the Typescript Release Schedule

The TypeScript team makes frequent releases, which means there is an ongoing stream of ...

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