sub get_greeting { my ($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst) = localtime(time); if($hour >= 0 and $hour < 12) { return "Good Morning"; } elsif($hour >= 12 and $hour < 17) { return "Good Afternoon"; } elsif($hour >= 17 and $hour < 24) { return "Good Evening"; } else { return "Welcome"; } }