RFC on range design for D2

Bill Baxter wbaxter at gmail.com
Fri Sep 12 15:28:58 PDT 2008


On Sat, Sep 13, 2008 at 3:21 AM, Denis Koroskin <2korden at gmail.com> wrote:
> On Fri, 12 Sep 2008 20:10:28 +0400, Fawzi Mohamed <fmohamed at mac.com> wrote:
>
>> On 2008-09-12 17:48:02 +0200, Andrei Alexandrescu
>> <SeeWebsiteForEmail at erdani.org> said:
>>
>>> Fawzi Mohamed wrote:
>>>>
>>>> foreach(i,j,k;1..$,iterJ,a.all){
>>>>    //...
>>>> }
>
> Foreach over multiple ranges in paraller is great, but it is quite hard to
> match key/value to the ranges in your example, because they are far from
> each other, especially if ranges are evaluated in some (possibly long)
> expressions.
>
> I prefer the following syntax more:
>
> foreach (key0, value0 : range0; value1 : range1; ... ) { // or something
> like this
> }
>
> This way key/value and range are close to each other and you don't need to
> move you look back and forth to understand what range does this value
> correspond too.

Err, you just repeated exactly what he said.

--bb


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