'"$x+$y == 42"? I'm interested in what you're saying, but you lost me, what would you be attempting to validate?'

The meaning of life, the universe and everything, perhaps? ;)

Or do you think that's a little too ambitious for Perl?

__________
"Every program has at least one bug and can be shortened by at least one instruction -- from which, by induction, one can deduce that every program can be reduced to one instruction which doesn't work." -- (Author Unknown)