[swift-evolution] [Discussion] Updating Struct Values While Looping

[Pyry Jahkola]

> On 07 Mar 2016, at 10:57, Paul Ossenbruggen via swift-evolution <swift-evolution at swift.org> wrote:
> 
> for i in 0..<codons.count { codons[i] = ... }

I don't disagree, but quick reminder: you might want to use `indices` instead of `..<`:

for i in codons.indices { codons[i] = ... }

— Pyry
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