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NAME

Data::Unixish::trunc - Truncate string to a certain column width

VERSION

version 1.31

SYNOPSIS

In Perl:

 use Data::Unixish::List qw(dux);
 my @res = dux([trunc => {width=>4}], "123", "1234", "12345"); # => ("123", "1234", "1234")

In command line:

 % echo -e "123\n1234\n12345" | dux trunc -w 4 --format=text-simple
 123
 1234
 1234

AUTHOR

Steven Haryanto <stevenharyanto@gmail.com>

COPYRIGHT AND LICENSE

This software is copyright (c) 2013 by Steven Haryanto.

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

FUNCTIONS

trunc() -> [status, msg, result, meta]

No arguments.

Return 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.