sub tester
{
$return;
($_[0] < 10) ? ($return = "youre a youngin") : ($return = "youre an old fart");
return $return;
}


print "how old are you?";
$a = 5;
chomp $a;

print  tester($a);  #both result in "youre an old fart"

how old are you?youre a youngin