Well, you can implement a Perl peek() with unpack('P',...). Once you have that, there's only security through obscurity.
Are you perchance running on a 64-bit machine?
I suppose you could switch grammars once you've seen 'use strict subs'.
You want it in one line? Does it have to fit in 80 columns?
We all agree on the necessity of compromise. We just can't agree on when it's necessary to compromise.
Computer language design is just like a stroll in the park. Jurassic Park, that is.