December 2016
Intermediate to advanced
841 pages
17h
English
Content preview from TypeScript: Modern JavaScript DevelopmentBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Chapter 1. TypeScript 2.0 Fundamentals
In Chapters 2 through 5, we will learn a few frameworks to create (web) applications with TypeScript. First you need some basic knowledge of TypeScript 2.0. If you have used TypeScript previously, then you can skim over this chapter, or use it as a reference while reading the other chapters. If you have not used TypeScript yet, then this chapter will teach you the fundamentals of TypeScript.
What is TypeScript?
The TypeScript language looks like JavaScript; it is JavaScript with type annotations added to it. The TypeScript compiler has two main features: it is a transpiler and a type checker. A transpiler is a special form of compiler that outputs source code. In case of the TypeScript compiler, TypeScript ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.