TypeScript 5.3
TypeScript Input
Auto-compiles
JavaScript Output
Test TypeScript Online
TypeScript adds static typing to JavaScript, making large codebases safer and easier to maintain. This Online Transpiler lets you see exactly how your interfaces, enums, and types get compiled down to plain JavaScript.
Why use TypeScript?
- Catch Errors Early: Type-checking happens before you run the code.
- Better Autocomplete: Editors understand your data structures.
- Modern Features: Use future JavaScript features today.