PURPOSE

Demonstration of the elegance of multi subs.

   multi fun fib ( Int $i where { $_ <= 1 } ) {
      return $i;
   }
   
   multi fun fib ( Int $i ) {
      return fib($i-1) + fib($i-2);
   }

AUTHOR

Toby Inkster <tobyink@cpan.org>.

COPYRIGHT AND LICENCE

This software is copyright (c) 2013 by Toby Inkster.

This is free software; you can redistribute it and/or modify it under the same terms as the Perl 5 programming language system itself.