Select Code to Download

my $from = "abc1\@gmail.com";   # double quotes
my $to   = 'abc3\@gmail.com';   # single quotes
...
__END__
from: abc1@gmail.com
to:   abc3\@gmail.com           # !!

#!/usr/bin/perl -l
use Email::Address;
...
__END__
ok     : abc3@gmail.com
not ok :