Idiomatic adjacent_difference
Meta via Digitalmars-d-learn
digitalmars-d-learn at puremagic.com
Fri Oct 16 15:55:38 PDT 2015
On Friday, 16 October 2015 at 15:02:54 UTC, anonymous wrote:
> On Friday, October 16, 2015 02:03 PM, Per Nordlöw wrote:
>
>> zip(r, r.dropOne).map!((t) => t[1]-t[0]);
>
> You should r.save one or both of those. The dropOne may affect
> both instances if you don't .save.
>
> By the way, what's the point of `dropOne` over `drop(1)`? It's
> not shorter. Does it do anything subtly different?
The only difference is that dropOne calls popFront and drop calls
popFrontN.
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