JS Object to JSON client-side
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How to use JS Object to JSON

Turn a JavaScript object literal into strictly valid JSON: unquoted keys, single quotes, trailing commas and comments — allowed in JS but forbidden in JSON — are fixed automatically. Handy to take an object copied from code and make it usable as JSON. Everything is converted locally in your browser.

Convert a JS object to valid JSON.

JavaScriptJSONObjetConversion

How to use JS Object to JSON

Turn a JavaScript object literal into strictly valid JSON: unquoted keys, single quotes, trailing commas and comments — allowed in JS but forbidden in JSON — are fixed automatically. Handy to take an object copied from code and make it usable as JSON. Everything is converted locally in your browser.

Frequently asked questions

JS object vs JSON?

JSON requires double quotes around keys and strings, and forbids trailing commas and comments. A JS object is more permissive; the tool does the translation.