Data::Unixish::pick - Pick one or more random items


This document describes version 1.49 of Data::Unixish::pick (from Perl distribution Data-Unixish), released on 2015-01-03.


In Perl:

 use Data::Unixish qw(lduxl);
 my @pick = lduxl([pick => {items=>2}], 1..100); # => (52, 33)

In command line:

 % seq 1 100 | dux pick -n 4
 | 18 | 22 |  2 | 24 |


pick(%args) -> [status, msg, result, meta]

Pick one or more random items.

Arguments ('*' denotes required arguments):

  • in => array

    Input stream (e.g. array or filehandle).

  • items => int (default: 1)

    Number of items to pick.

  • out => any

    Output stream (e.g. array or filehandle).

Returns an enveloped result (an array).

First element (status) is an integer containing HTTP status code (200 means OK, 4xx caller error, 5xx function error). Second element (msg) is a string containing error message, or 'OK' if status is 200. Third element (result) is optional, the actual result. Fourth element (meta) is called result metadata and is optional, a hash that contains extra information.

Return value: (any) =head1 HOMEPAGE

Please visit the project's homepage at


Source repository is at


Please report any bugs or feature requests on the bugtracker website

When submitting a bug or request, please include a test-file or a patch to an existing test-file that illustrates the bug or desired feature.


perlancar <>


This software is copyright (c) 2015 by

This is free software; you can redistribute it and/or modify it under the same terms as the Perl 5 programming language system itself.