On Thu, Jan 2, 2014 at 10:18 PM, Jabari Z. <lists / ruby-forum.com> wrote:

> Since it seems WHILE loops are so much faster, why doesn't Ruby parse
> the other loop structures into WHILE loop semantics to get the same
> increased performance?


The other looping structures all utilize blocks, which make a new scope
each time. "while" reuses the same scope.

-- 
Tony Arcieri