s are designed to allow correct programs through while still catching as many common errors as possible.
Later, we'll learn about settings you can use to configure how strictly TypeScript checks your code.</p>
<p>If you move some code from a JavaScript file to a TypeScript file, you might see <em>type errors</em> depending on how the code is written.
These may be legitimate problems with the code, or TypeScript being overly conservative.
Throughout this guide we'll demonstrate how to add various TypeScript 