Review a small utility
const activeCustomers=customers.filter((customer)=>customer.active);
Inspect the processed JavaScript before replacing the source.
Minify JavaScript locally with Terser. Use it to inspect or prepare a focused JavaScript snippet. Source processing runs in this browser.
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const activeCustomers=customers.filter((customer)=>customer.active);
Inspect the processed JavaScript before replacing the source.
Source processing runs in this browser. Source, result, and editor preferences are saved locally.
HTML, CSS, JavaScript. HTML preview runs without script permissions. Formatting follows the bundled parsers. CSS construction tools are in CSS Construction.
Download the active source or result as text.
Preview uses a restricted iframe. Treat downloaded code as untrusted until reviewed.
Remove insignificant whitespace from JSON.
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Format JavaScript with the Prettier parser.
JavaScript tools
Test regular expressions with live match details.
JavaScript tools
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