> On 6 Apr 2016, at 18:57, Xiaodi Wu via swift-evolution
> <swift-evolution@swift.org> wrote:
>
> Meanwhile, I was trying to talk about something like `stride(from: 200, to:
> 0, by: -2)`, which is easily expressed today but isn't straightforward at all
> to preserve with only ranges.
Precisely because the free function is also range-free, the sign of the step
need not repeat the direction intent which is already indicated with `from:
200, to: 0`. In other words, I think this is much more intuitive:
`stride(from: 200, to: 0, by: 2)`
milos
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