#585 was: Quick update
Robert Helling
helling at atdotde.de
Thu Jul 3 07:36:15 PDT 2014
On 03.07.2014, at 15:58, Dirk Hohndel <dirk at hohndel.org> wrote:
>> 1) A minor one: the “going back in time” is done as a loop with
>>
>> while (i && —i)
>>
>> where i is the index in the dive list. Here, it seems to me i==0 is a perfectly fine value, it is the first entry in the dive list. So the condition should rather be
>>
>> while (i >= 0 && --i >= 0)
>
> Yes, but that's equivalent to what we have.
> while (i && --i) allows i = 1 which gets decremented to 0 before the loop
> starts.
>
>> Could somebody please confirm/refute this?
>
> refute :-)
Ahm. I thought the difference is whether the loop runs with the value i==0 (which is a perfectly fine number for an index of the dive list). Do you still hold to your refutation?
Best
Robert
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