Yet Another CPAN Grep

Catmandu-Stat ( H/HO/HOCHSTEN/Catmandu-Stat-0.13.tar.gz, HOCHSTEN, 2016; MetaCPAN )

Catmandu-Stat/lib/Catmandu/Stat.pm ( view source; MetaCPAN )

Calculate statistics on the availabity of the ISBN fields in the dataset
    cat data.json | catmandu convert JSON to Stat --fields isbn

    # Preprocess data and calculate statistics
    catmandu co

Catmandu-Stat ( H/HO/HOCHSTEN/Catmandu-Stat-0.13.tar.gz, HOCHSTEN, 2016; MetaCPAN )

Catmandu-Stat/lib/Catmandu/Exporter/Stat.pm ( view source; MetaCPAN )

elds in the dataset
    cat data.json | catmandu convert -v JSON to Stat --fields isbn

    # Export the statistics as YAML
    cat data.json | catmandu convert -v JSON to Stat --fields isbn --as YAML

a.json | catmandu convert JSON to Stat --fields title

    # Calculate statistics on the number of records that contain a 'title', 'isbn' or 'subject' fields
    cat data.json | catmandu convert JSON

t data.json | catmandu convert JSON to Stat --fields foo.bar.x.y

When no fields parameter is available, then all fields are read from the first input record.

=item as Table | CSV | YAML | JSON | ...