Clean up messy TypeScript and JavaScript code instantly with our free online formatter. Improve readability and ensure consistent code style across your projects with customizable indentation and syntax settings.
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Tip
Combine formatting with ESLint to catch both style issues and logical bugs simultaneously.
Best Practice
Stick to 2 spaces for indentation in web projects to save horizontal screen real estate.
JavaScript is the primary programming language of the web, enabling interactivity on nearly every modern website. TypeScript is a powerful superset of JavaScript that adds static typing, helping developers catch errors early in the development cycle. As codebases grow in complexity, maintaining a clean and consistent format is essential for long-term maintainability and collaboration. Formatting tools ensure that the logical structure of your scripts is clearly visible, reducing technical debt.
Did You Know?
TypeScript is a superset of JavaScript, meaning all valid JavaScript is also valid TypeScript.
For professional development, consider integrating automated formatting into your daily routine. Most developers use IDE extensions like Prettier or ESLint in VS Code to format code on every save. You can also implement pre-commit hooks using Husky to ensure that only formatted code is ever pushed to your repository. In team environments, sharing a configuration file like .prettierrc ensures everyone uses the exact same style rules, eliminating 'style wars' in pull requests.
Q: Does this tool support JSX and TSX? A: Yes, our formatter fully supports React syntax, including JSX and TSX, ensuring your components are perfectly aligned.
Q: Is my code kept private? A: Absolutely. All formatting is performed locally in your browser; your source code is never sent to or stored on our servers.
Q: Can it format complex TypeScript interfaces? A: Yes, it handles all TypeScript-specific features including interfaces, enums, types, and complex generics.
Tip
Enable 'Format on Save' in your IDE settings to never worry about manual formatting again.