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Tool Factory

Developer & Code

JavaScript Formatter

Process code with JavaScript Beautify and review the transformed output. Enter the code, choose the processing options, then copy the result.

Tool workspace

Your input stays in this browser.

Add the required input to continue.

Needs input

You can run the tool again after any change.

Options

Your result appears here

Process code with JavaScript Beautify and review the transformed output. Enter the code, choose the processing options, then copy the result.

This tool runs open-source code from CyberChef by GCHQ (Apache License 2.0). See open-source credits.

JavaScript Formatter processes developer text in your browser. For a correct result, check syntax in the target JavaScript version.

formatted JavaScript with indentation Processing runs in the browser.

Instructions

  1. Provide text or data for this tool.
  2. Run JavaScript Beautify with default settings.
  3. Review the output against a small known JavaScript Formatter example.
  4. Keep the source code or markup until the result passes its target parser.

Example

Input: const x={a:1};

Settings: JavaScript Formatter: run JavaScript Beautify with default settings

Result: formatted JavaScript with indentation

Limits

  • JavaScript Formatter: beautifying does not execute or lint code
  • JavaScript Formatter: The operation does not detect a different language automatically.
  • JavaScript Formatter: Processing stays in the browser.

Questions

What input does JavaScript Formatter accept?

JavaScript Formatter accepts text. Parses and pretty prints valid JavaScript code. Also works with JavaScript Object Notation (JSON).

Which settings does JavaScript Formatter provide?

JavaScript Formatter provides controls for Indent string, Quotes, Semicolons before closing braces, Include comments.

What does JavaScript Formatter return?

JavaScript Formatter returns text. Parses and pretty prints valid JavaScript code. Also works with JavaScript Object Notation (JSON).