JSON source text access
To serialize and parse JSON in a lossless way, JSON.stringify() handles rawJSON values and JSON.parse()'s reviver callback takes a source context parameter.
Status
Limited availability
MDN documentation
Specifications
- JSON.parse source text access (#sec-json-object), from TC39 (Ecma International).
Browser support
- Chrome 114 Released on 2023-05-30
- Chrome Android 114 Released on 2023-05-30
- Edge 114 Released on 2023-06-02
- Firefox 135 Released on 2025-02-04
- Firefox for Android 135 Released on 2025-02-04
- Safari ❌
- Safari on iOS ❌
Baseline availability blocked since February 2025 by Safari (6 months)
View as JSON | Edit this feature | Report an issue | Web-features entry: source, dist