Ruby-style "each" in D?

[bearophile]

monarch_dodra:

I have just given some solutions in D.learn.


> So here's what I'm thinking: Let's do this, but also using 
> each/tee/tap/consume/walk (and others?)!
>
> I think this "real world" scenario is a good bench for seeing 
> the effects of mixing imperative-style statements into a 
> functional-style wrapper.

As I explained in a precedent post in this thread it's hard to 
design something if you don't try to use it, even something 
simple as a each(). So I approve such exercises.

Bye,
bearophile