Data::Unixish::trim - Strip whitespace at the beginning and end of each line of text
This document describes version 1.56 of Data::Unixish::trim (from Perl distribution Data-Unixish), released on 2017-07-10.
use Data::Unixish qw(lduxl); @res = lduxl('trim', "x", " a ", " b \n c \n", undef, [" d "]); # => ("x", "a", "b\nc\n", undef, [" d "])
In command line:
% echo -e "x\n a " | dux trim x a
trim(%args) -> [status, msg, result, meta]
Strip whitespace at the beginning and end of each line of text.
This function is not exported.
Arguments ('*' denotes required arguments):
Input stream (e.g. array or filehandle).
Output stream (e.g. array or filehandle).
Whether to strip newlines at the beginning and end of text.
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/Data-Unixish.
Source repository is at https://github.com/perlancar/perl-Data-Unixish.
Please report any bugs or feature requests on the bugtracker website https://rt.cpan.org/Public/Dist/Display.html?Name=Data-Unixish
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.
This software is copyright (c) 2017, 2016, 2015, 2014, 2013, 2012 by firstname.lastname@example.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.