TypeScript is JavaScript with syntax for types. TypeScript is a strongly typed programming language that builds on JavaScript, giving you better tooling at any scale.

TypeScript (TS) is a high-level programming language that adds static typing with optional type annotations to JavaScript. It is designed for developing large applications. It transpiles to JavaScript. …

Free online TypeScript tutorial from W3Schools.com, complete with Try it Yourself examples and exercises.

TypeScript is a language for application-scale JavaScript. TypeScript adds optional types to JavaScript that support tools for large-scale JavaScript applications for any browser, for any host, on any OS. …

Mar 11, 2026 · TypeScript is a superset of JavaScript that adds extra features like static typing, interfaces, enums, and more. Essentially, TypeScript is JavaScript with additional syntax for defining …

Apr 21, 2026 · Today we are absolutely thrilled to announce the release of TypeScript 7.0 Beta! If you haven’t been following TypeScript 7.0’s development, this release is significant in that it is built on a …

Introduction to TypeScript What is TypeScript TypeScript is an open-source language maintained and developed by Microsoft. Basically, TypeScript adds additional syntax to JavaScript to support a …

TypeScript files use the .ts extension rather than the .js extension of JavaScript files. TypeScript uses the JavaScript syntaxes and adds additional syntaxes for supporting Types. If you have a JavaScript …

Nov 6, 2025 · TypeScript, the superset of JavaScript, is now the most-used language on GitHub. Here’s why the language is dominating AI development and how to learn TypeScript at any level.

TypeScript 是 JavaScript 的一个超集，支持 ECMAScript 6 标准（ES6 教程）。 TypeScript 由微软开发的自由和开源的编程语言，在 JavaScript 的基础上增加了静态类型检查的超集。 TypeScript 设计目 …