#!/usr/bin/perl --

use strict;
use warnings;

my $str = qw~ \one\two\three\four ~;

print "$str\n";
print "$1\n" if $str =~ m~[\\/]([^\\/]+)$~;
print $str =~ m~[\\/]([^\\/]+)$~;
print "\n";
print scalar reverse($1),"\n" if reverse($str) =~ m~^([^\\/]+)~;
print scalar reverse( reverse($str) =~ m~^([^\\/]+)~); # sexeger
print "\n";


use YAPE::Regex::Explain;
print YAPE::Regex::Explain->new(qr~[\\/]([^\\/]+)$~)->explain;

__END__
\one\two\three\four
four
four
four
four
The regular expression:

(?-imsx:[\\/]([^\\/]+)$)

matches as follows:
  
NODE                     EXPLANATION
----------------------------------------------------------------------
(?-imsx:                 group, but do not capture (case-sensitive)
                         (with ^ and $ matching normally) (with . not
                         matching \n) (matching whitespace and #
                         normally):
----------------------------------------------------------------------
  [\\/]                    any character of: '\\', '/'
----------------------------------------------------------------------
  (                        group and capture to \1:
----------------------------------------------------------------------
    [^\\/]+                  any character except: '\\', '/' (1 or
                             more times (matching the most amount
                             possible))
----------------------------------------------------------------------
  )                        end of \1
----------------------------------------------------------------------
  $                        before an optional \n, and the end of the
                           string
----------------------------------------------------------------------
)                        end of grouping
----------------------------------------------------------------------
[download]

sexeger, YAPE::Regex::Explain

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