====== Into the World of TypeScript  ======

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|desc=Introduce how to build TypeScript development environment.}}

===== Overview =====

> Detecting errors in code without running it is referred to as //static checking//. Determining what’s an error and what’s not based on the kinds of values being operated on is known as static //type// checking.
> TypeScript checks a program for errors before execution, and does so based on the //kinds of values//, it’s a //static type checker//.

Please refer to [[https://www.typescriptlang.org/|https://www.typescriptlang.org/]] get more details.

==== Build TypeScript development environment. ====

[[https://www.runoob.com/typescript/ts-install.html|https://www.runoob.com/typescript/ts-install.html]]