NAME
Data::Unixish::linum - Add line numbers
VERSION
version 1.40
SYNOPSIS
In Perl:
use Data::Unixish qw(aduxa);
my @res = aduxa('linum', "a", "b ", "c\nd ", undef, ["e"]);
# => (" 1|a", " 2| b", " 3c|\n 4|d ", undef, ["e"])
In command line:
% echo -e "a\nb\n \nd" | dux linum
1|a
2|b
|
4|d
SEE ALSO
lins, rins
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.
DESCRIPTION
FUNCTIONS
None are exported by default, but they are exportable.
linum(%args) -> [status, msg, result, meta]
Arguments ('*' denotes required arguments):
blank_empty_lines => bool (default: 1)
Example when set to false:
1|use Foo::Bar; 2| 3|sub blah { 4| my %args = @_;
Example when set to true:
1|use Foo::Bar; | 3|sub blah { 4| my %args = @_;
format => str (default: "%4s|")
Sprintf-style format to use.
Example:
%04d|
.in => any
Input stream (e.g. array or filehandle).
out => any
Output stream (e.g. array or filehandle).
start => int (default: 1)
Number to start from.
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.