dempsejn / georgetown.edu (Jack Dempsey) writes:

> Hi all,
> 
> I've begun some basic code with ruby, and coming from a php/perl
> background, i'm itching for a online manual in the same
> style/functionality of php.net. I think it'd be great to be able to go
> to www.ruby-lang.org/abs (for example) and see how its used.

How about

   http://www.rubycentral.com/book/ref_c_numeric.html#abs


Dave