Preface

This book is about the programming language TypeScript, which is one of the most loved languages, according to the Developer Survey on Stack Overflow (see https://insights.stackoverflow.com/survey/2019). According to the latest issue of the reputable ThoughtWork’s Technology Radar (http://mng.bz/Ze5P), “TypeScript is a carefully considered language and its consistently improving tools and IDE support continues to impress us. With a good repository of TypeScript-type definitions, we benefit from all the rich JavaScript libraries while gaining type safety.”

We use TypeScript daily, and we like it a lot! We really like TypeScript for allowing us to focus on the main problem we’re solving and not on typos in an object’s property name. In ...

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