developer

Online JavaScript Formatter & Beautifier

Format minified or messy JavaScript code. Standardizes function spacing, indentation, object literal layout, conditional blocks, and operators.

⚡ Quick Answer

A JavaScript Formatter applies standardized indentation, line wrapping, and punctuation spacing to make JS scripts clean and readable.

💡 How It Works

Tokenizes JS expressions and statements, computes nesting depth, and emits formatted code strings.

📖 How to Use JavaScript Formatter

  1. Paste your JS/TS code.
  2. Click Format JavaScript.
  3. Copy the beautified code.

✨ Key Features

  • Formats functions, loops, async/await, and arrow functions
  • Indents multi-line objects and arrays cleanly
  • 100% private in-browser beautification

❓ Frequently Asked Questions

Does formatting change how my JavaScript executes?

No. Code formatting only adjusts whitespace, indentation, and newlines; it does not change variables or logic.