#!/usr/bin/perl

use strict;
use warnings;

use Email::Find qw( );

sub extract_emails {
   my @emails;
   Email::Find->new(sub {
      my ($email, $orig_email) = @_;
      push @emails, $email->format();
      return $orig_email;
   })->find(\$_[0]);
   return @emails;
}

my $text = "this is some text test\@email.com foo bar";
my @found = extract_emails($text);