Utility function
A named function with local variables
Compact optimized JavaScript
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Compress valid JavaScript using syntax-aware optimization.
Quick answer
A syntax-aware JavaScript parser compresses and mangles valid code, removes unnecessary formatting, and performs safe optimizations.
Minified JavaScript
Processed output will appear here.
Illustrative view
JavaScript is parsed, optimized, and emitted as compact valid code.
A syntax-aware JavaScript parser compresses and mangles valid code, removes unnecessary formatting, and performs safe optimizations.
Minification is intended for distribution output. Keep the original source and source maps in your development workflow for debugging.
A named function with local variables
Compact optimized JavaScript
A function with an unclosed brace
A syntax error instead of broken output
No. The tool parses and transforms code without evaluating it.
No. Keep readable source under version control and use minified output only for delivery.
No. This tool runs locally in your browser, so the values or files you provide are not sent to a ToolStack server.
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