React typescript tutorial for beginners11/10/2023 Intersection types: allow us to combine existing types to form a new type with all the members from the type it is based on.The unknown type: allows us to reduce the use of any and create more strongly-typed code.The never type: used to represent a type of value that will never occur.Type inference: infers the data type of a variable.Type annotations: allow us to assigned types to variables.While a full course on TypeScript is needed to get you up to speed, let’s look at what TypeScript adds to JavaScript code: ![]() In order to use Typescript with React, we need to have a sense of what Typescript does to our JavaScript code. In fact, many React developers who adopt TypeScript say they can’t imagine their work without it. ![]() This powerful statically-typed language is great on its own, but it also does a lot for React developers. But, TypeScript takes JavaScript one step further and adds a powerful type system to enable code refactoring, navigation features, type checking, and more. TypeScript is a superset of JavaScript, so any feature of JavaScript is also available in TypeScript.
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