Not exactly a regular expression approach. Regexp::Common can be used for these. 

use strict;
use warnings;
use Regexp::Common;

my $string = '
=begin
a
bc
d
=end
';

print $1 if $string=~/$RE{balanced}{-begin => "=begin"}{-end => "end"}
+{-keep}/;

[download]

Regards,
Murugesan Kandasamy
use perl for(;;);

In reply to Re: Regular expression... by murugu
in thread Regular expression... by Anonymous Monk

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