Pluck one path from JSON input.

gem install dorian-json-pluck

Also included in the aggregate gem:

gem install dorian

json-pluck [options] key [key ...] [file ...]

Run json-pluck -h for generated option details and json-pluck -v for the installed version.

• Keys can be hash keys or array indexes. Use --json for pretty JSON output or --ruby for Ruby inspection output.

echo '[1,2,3]' | json-pluck 0

Output:

1