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JavaScript Minifier

Minify JavaScript code by removing whitespace, comments, and unnecessary characters.

JavaScript Minifier

Complete JavaScript Minifier Guide

What is JavaScript Minifier?

JavaScript Minifier is a tool that removes unnecessary whitespace, comments, and line breaks from JS code to reduce file size. Minified JavaScript improves website loading speed and saves bandwidth. This tool works in your browser, ensuring your code is never transmitted to servers.

Key Features

Provides JavaScript comment removal (// and /* */), consecutive whitespace optimization, unnecessary semicolon removal, and string/p regex preservation. Safely compresses while maintaining code structure.

How to Use

Paste your JavaScript code into the input area and click the 'Minify' button. You can check the original size, compressed size, and savings rate. View the minified code in the result tab and copy it for use.

Frequently Asked Questions (FAQ)

Q. Does minified JavaScript work properly?
A. Yes, it works exactly the same. Only unnecessary whitespace and comments are removed, while strings and regular expressions are preserved. All functionality is maintained.
Q. Does it support code obfuscation?
A. This tool only performs minification and does not support obfuscation like variable renaming. Obfuscation can make debugging difficult and is generally not recommended.
JavaScript Minifier - Free JavaScript Minifier Tool | All-in-One Toolbox