Free JavaScript to JSON Converter
Convert JavaScript objects to JSON format easily, including handling special values and settings.
JavaScript to JSON Converter
Example Inputs
Quick Reference
Features
- • Converts JS objects to valid JSON
- • Handles special values (undefined, NaN)
- • Supports Date objects
- • Function conversion options
- • Circular reference detection
Settings
- • Customizable indentation
- • Optional key sorting
- • Special value handling
- • Date format options
- • Circular reference handling
Tips
- • Start with 'const' or direct object
- • Use double quotes for strings
- • Avoid complex functions
- • Check for circular references
- • Validate output with JSON.parse()
Common Issues
- • Undefined values not allowed in JSON
- • Functions need special handling
- • Date objects become strings
- • NaN and Infinity become null
- • Circular references cause errors
Easily Convert JavaScript to JSON
Convert JS objects to JSON format with customizable settings. Supports dates, functions, and circular references.
JavaScript to JSON Conversion
Quickly convert JavaScript objects to JSON with customizable options.
Handle Special Cases
Manage dates, functions, and circular references seamlessly.
Configurable Settings
Customize output with sorting, indentation, and value filtering.
Copy and Download
Easily copy or download the generated JSON output.
How to Use the JavaScript to JSON Converter
Follow these easy steps to get started with JavaScript to JSON Converter and achieve your goals quickly.
Enter a JavaScript object or code snippet in the input area.
Configure settings such as indentation, key sorting, and special value handling.
Instantly view the converted JSON output with real-time updates.
Copy the generated JSON output for further use or download it as a file.
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