# TypeScript is a superset of JavaScript

DevFeed: [TypeScript is a superset of JavaScript](<https://devfeed.tech/articles/typescript-is-a-superset-of-javascript-40005.md>)

Original publisher: [Read original article](<https://www.saiyangrowthletter.com/p/typescript-is-a-superset-of-javascript>)

Author: Tiger Abrodi

Published: 2024-04-13T13:32:59Z

Content type: tutorial

Language: en

Sources: [Saiyan Growth Letter](<https://devfeed.tech/sources/saiyan-growth-letter.md>)

Topics: [TypeScript](<https://devfeed.tech/topics/typescript.md>), [JavaScript](<https://devfeed.tech/topics/javascript.md>)

Tags: [javascript](<https://devfeed.tech/tags/javascript.md>), [typescript](<https://devfeed.tech/tags/typescript.md>)

## AI overview

The article explains that TypeScript includes JavaScript features and adds static typing. It describes TypeScript transpilation to JavaScript, structural typing, and using symbols to distinguish types with the same structure.

## Source excerpt

TypeScript is not a real programming language.