What is TypeScript, and what does it solve?

Marius Nergård
2 min readJan 25, 2023

--

TLDR: Typescript is a programming language that adds extra features to JavaScript, making it easier to catch errors and write more maintainable code. It’s especially useful for large projects and can help developers avoid common mistakes.

JavaScript is a popular programming language widely used to build websites, web applications, and even desktop and mobile apps. However, as projects grow in size and complexity, catching and fixing errors can become difficult. This is where Typescript comes in.

Typescript is a programming language that is built on top of JavaScript. It adds a number of features that make it easier to write code that is more reliable and easier to maintain. One of the main features of Typescript is type checking. This means that the language can check your code for errors related to data types, such as using a string where a number is expected. This helps developers catch mistakes before they cause problems in the final product.

Another advantage of Typescript is that it makes it easier to write code that is more organized and reusable. The language includes features such as classes, interfaces, and modules, which can be used to create more structured and maintainable code. This can be especially useful for large projects with multiple developers working on different parts of the codebase.

Typescript also includes features that make it easier to write code that is compatible with other languages and platforms. For example, it includes support for JSX, which is a syntax used to define React components. This means that developers can write Typescript code that can be easily used in React projects.

In conclusion, Typescript is a powerful programming language that can help developers write more reliable and maintainable code. It’s especially useful for large projects and can help developers avoid common mistakes. If you’re building a large or complex project, and you want to make sure that your code is easy to understand and maintain, then you should consider using Typescript

--

--