JSON any row has field
ClientDetect whether optional columns appear anywhere in a sample.
Learn more: any-have checks
Reports total row count with the boolean result.
Local processing
Parsing and output formatting run entirely in your browser—nothing is uploaded for this transform.
Input
?
Paste JSON, then read transformed output below.
Nearby workflows on Toolcore
- JSON all rows have field — Test whether every object row includes a property—boolean summary, local. once JSON text parses on this page.
- JSON unique field values — List distinct values for one field across object rows—order preserved, local. once JSON text parses on this page.
- JSON statistics — Depth, key counts, object/array totals, and value-type breakdown—local only. once JSON text parses on this page.
- JSON formatter — JSON format online: pretty-print, minify, validate, escape, download . once JSON text parses on this page.
Common use cases
- Detect whether optional columns appear anywhere in a sample.
Common mistakes to avoid
Invalid JSON
Fix parse errors before expecting output.
FAQ
Is data uploaded?
No—all parsing and transforms run locally.
How is this different from jq?
This page focuses on one deterministic task without a filter language.
More tools
Related utilities you can open in another tab—mostly client-side.
JSON all rows have field
ClientTest whether every object row includes a property—boolean summary, local.
JSON unique field values
ClientList distinct values for one field across object rows—order preserved, local.
JSON statistics
ClientDepth, key counts, object/array totals, and value-type breakdown—local only.
JSON formatter
ClientJSON format online: pretty-print, minify, validate, escape, download .json.