Understanding the benefits of TypeScript
In this section, we will start by understanding what TypeScript is, how it relates to JavaScript, and how TypeScript enables teams to be more productive.
Understanding TypeScript
TypeScript was first released in 2012 and is still being developed, with new releases happening every few months. But what is TypeScript, and what are its benefits?
TypeScript is often referred to as a superset or extension of JavaScript because any feature in JavaScript is available in TypeScript. Unlike JavaScript, TypeScript can’t be executed directly in a browser – it must be transpiled into JavaScript first.
Note
It is worth being aware that a proposal is being considered that would allow TypeScript to be executed directly in a browser without transpilation. See the following link for more information: https://github.com/tc39/proposal-type-annotations.
TypeScript adds a rich type system to JavaScript. It is generally used with frontend...
