> For the complete documentation index, see [llms.txt](https://wkrueger.gitbook.io/typescript/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://wkrueger.gitbook.io/typescript/readme.md).

# A crash guide to Typescript

This aims a reader who already has some modern JS experience and is curious about TS. Special focus is given on presenting how the type system works.

What will we go through:

* What is typescript for? What typescript isn't. Why. Why not;
* Set it up as simply as possible;
* Type system overview;
* Caveats from someone used to JavaScript;