برای اجرای این برنامه روی دبیان نیاز به بستهٔ libregexp-debugger-perl دارید.
$ cat run.pl
#!/usr/bin/perl
#use v5.38;
use strict;
use warnings;
use diagnostics;
use Regexp::Debugger;
use warnings;
print("Hello, World!\n");
$ apt search "Regexp::Debugger"
libregexp-debugger-perl/testing,now 0.002007-1 all [installed]
Perl module to visually debug regexes in-place
$ sudo apt install libregexp-debugger-perl
libregexp-debugger-perl is already the newest version (0.002007-1).
Summary:
Upgrading: 0, Installing: 0, Removing: 0, Not Upgrading: 444
$ perl run.pl
Hello, World!