On Fri, Sep 17, 2010 at 17:04, Benoit Daloze <eregontp / gmail.com> wrote:
> On 17 September 2010 12:19, Nikolai Weibull <now / bitwi.se> wrote:
>> Why doesn Enumerable define a #last method that analogous to #first?

> Well, I believe #last will always be very inefficient.

I don care about efficiency.  I care about is expressiveness.