[swift-evolution] A (better) Swift Equivalent For The Classical For-Loop With Numeric Scalars

[ted van gaalen]

Yes, thank you Dmitri, I think so too.
Will come back to this later.
TedvG



ted van gaalen

> On 19 Mar 2016, at 08:46, Dmitri Gribenko <gribozavr at gmail.com> wrote:
> 
> Hi Ted,
> 
> Thank you for starting this thread.  I agree that removing the C-style
> for loop has degraded the readability and clarity of some of numerics
> code.
> 
> In the feedback to SE-0007 many people have said that they can convert
> their code to for-in loops, but I think this actually means that in
> code that is typically written in Swift today, loops primarily operate
> on sequences and collections.  It means that numerics is a domain that
> not many people work in.  But it is a very important domain
> nevertheless, and clarity for numerics code matters at least as much
> as it does everywhere else.
> 
> I think one way to approach this discussion would be to present
> multiple concrete code samples that contain C-style for loops and are
> awkward to write without them.  We can then try looking for patterns,
> generalize and simplify, and discuss possible solutions.
> 
> Dmitri
> 
> -- 
> main(i,j){for(i=2;;i++){for(j=2;j<i;j++){if(!(i%j)){j=0;break;}}if
> (j){printf("%d\n",i);}}} /*Dmitri Gribenko <gribozavr at gmail.com>*/
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