Maybe something like this?  (not quite... but close) 

#!/usr/bin/env perl
use strict;
use warnings;

my $host = 'ftp.example.com';
my $user = 'smith';
my $pass = 'secret';

my \                   # <--

my $foo = $host;
print $user, $pass;

__END__
"my" variable $host masks earlier declaration in same scope at ./79833
+5.pl line 11.
"my" variable $user masks earlier declaration in same scope at ./79833
+5.pl line 12.
"my" variable $pass masks earlier declaration in same scope at ./79833
+5.pl line 12.
syntax error at ./798335.pl line 9, near "my \"
Execution of ./798335.pl aborted due to compilation errors.

[download]

In reply to Re: Redifined variable? by almut
in thread Redifined variable? by Rabenschwinge

Title:
Use:  <p> text here (a paragraph) </p>
and:  <code> code here </code>
to format your post, it's "PerlMonks-approved HTML":


  • Posts are HTML formatted. Put <p> </p> tags around your paragraphs. Put <code> </code> tags around your code and data!
  • Titles consisting of a single word are discouraged, and in most cases are disallowed outright.
  • Read Where should I post X? if you're not absolutely sure you're posting in the right place.
  • Please read these before you post! —
  • Posts may use any of the Perl Monks Approved HTML tags:
    a, abbr, b, big, blockquote, br, caption, center, col, colgroup, dd, del, details, div, dl, dt, em, font, h1, h2, h3, h4, h5, h6, hr, i, ins, li, ol, p, pre, readmore, small, span, spoiler, strike, strong, sub, summary, sup, table, tbody, td, tfoot, th, thead, tr, tt, u, ul, wbr
  • You may need to use entities for some characters, as follows. (Exception: Within code tags, you can put the characters literally.)
            For:     Use:
    & &amp;
    < &lt;
    > &gt;
    [ &#91;
    ] &#93;
  • Link using PerlMonks shortcuts! What shortcuts can I use for linking?
  • See Writeup Formatting Tips and other pages linked from there for more info.