JSON array type counts

Client

Profile mixed-type lists before filtering or coercion.

Learn more: type histograms

Root must be an array; counts top-level element types only.

Local processing

Parsing and output formatting run entirely in your browser—nothing is uploaded for this transform.

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Nearby workflows on Toolcore

  • JSON filter array by type — Keep array elements matching one JSON type—string, number, boolean, object, array, or null. once JSON text parses on this page.
  • JSON root type — Report whether JSON root is object, array, string, number, boolean, or null—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

  • Profile mixed-type lists before filtering or coercion.
  • Paste valid JSON, then read the transformed output below.

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.