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JSON Validator & Formatter
DataValidate syntax, catch errors, and auto-indent complex JSON payloads.
ttb run json-validator
JSON Input
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如何使用 JSON Validator & Formatter
Paste your JSON data into the editor. The tool validates syntax in real-time, highlighting errors with line numbers and descriptive messages. Valid JSON is automatically formatted with proper indentation. Toggle between 2-space and 4-space indentation, or minify the output for production use.
1
Enter your parameters
Configure the inputs for the Json Validator according to your specific needs.
2
View real-time results
The utility instantly processes your request and displays the calculated outputs directly in your browser.
3
Copy or Download
Click the copy icon next to the final output to instantly grab the result, or export it if applicable.
常见问题
What is the difference between this and JSON Formatter?+
The JSON Validator focuses on catching and diagnosing syntax errors with detailed error messages. The JSON Formatter is optimized for beautifying already-valid JSON. Both tools validate, but this one provides more granular error reporting.
Why is my JSON invalid?+
Common JSON errors include: trailing commas after the last item, single quotes instead of double quotes, unquoted keys, comments (JSON doesn't support them), and missing commas between items.