App::errnos - List possible $! ($OS_ERROR, $ERRNO) values on your system
This document describes version 0.02 of App::errnos (from Perl distribution App-errnos), released on 2015-09-10.
perldata
List possible $! ($OS_ERROR, $ERRNO) values on your system.
Examples:
list_errnos( detail => 1);
List possible errno numbers with their messages.
list_errnos( detail => 1, query => "'No such'");
Search specific errnos.
Arguments ('*' denotes required arguments):
detail => bool (default: 0)
Return array of full records instead of just ID fields.
By default, only the key (ID) field is returned per result entry.
fields => array[str]
Select fields to return.
number => int
Only return records where the 'number' field equals specified value.
number.in => array[int]
Only return records where the 'number' field is in the specified values.
number.is => int
number.isnt => int
Only return records where the 'number' field does not equal specified value.
number.max => int
Only return records where the 'number' field is less than or equal to specified value.
number.min => int
Only return records where the 'number' field is greater than or equal to specified value.
number.not_in => array[int]
Only return records where the 'number' field is not in the specified values.
number.xmax => int
Only return records where the 'number' field is less than specified value.
number.xmin => int
Only return records where the 'number' field is greater than specified value.
query => str
Search.
sort => str
Order records according to certain field(s).
A list of field names separated by comma. Each field can be prefixed with '-' to specify descending order instead of the default ascending.
string => str
Only return records where the 'string' field equals specified value.
string.contains => str
Only return records where the 'string' field contains specified text.
string.in => array[str]
Only return records where the 'string' field is in the specified values.
string.is => str
string.isnt => str
Only return records where the 'string' field does not equal specified value.
string.max => str
Only return records where the 'string' field is less than or equal to specified value.
string.min => str
Only return records where the 'string' field is greater than or equal to specified value.
string.not_contains => str
Only return records where the 'string' field does not contain specified text.
string.not_in => array[str]
Only return records where the 'string' field is not in the specified values.
string.xmax => str
Only return records where the 'string' field is less than specified value.
string.xmin => str
Only return records where the 'string' field is greater than specified value.
with_field_names => bool
Return field names in each record (as hash/associative array).
When enabled, function will return each record as hash/associative array (field name => value pairs). Otherwise, function will return each record as list/array (field value, field value, ...).
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)
Please visit the project's homepage at https://metacpan.org/release/App-errnos.
Source repository is at https://github.com/perlancar/perl-App-errnos.
Please report any bugs or feature requests on the bugtracker website https://rt.cpan.org/Public/Dist/Display.html?Name=App-errnos
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 <perlancar@cpan.org>
This software is copyright (c) 2015 by perlancar@cpan.org.
This is free software; you can redistribute it and/or modify it under the same terms as the Perl 5 programming language system itself.
To install App::errnos, copy and paste the appropriate command in to your terminal.
cpanm
cpanm App::errnos
CPAN shell
perl -MCPAN -e shell install App::errnos
For more information on module installation, please visit the detailed CPAN module installation guide.