Appender is ... slow
Dicebot via Digitalmars-d-learn
digitalmars-d-learn at puremagic.com
Thu Aug 14 16:44:37 PDT 2014
On Thursday, 14 August 2014 at 21:34:04 UTC, Jonathan M Davis
wrote:
> On Thursday, 14 August 2014 at 21:11:51 UTC, safety0ff wrote:
>> IIRC it manages the capacity information manually instead of
>> calling the runtime which reduces appending overhead.
>
> That would make some sense, though it must be completely
> avoiding ~= then and probably is even GC-mallocing the array
> itself. Regardless, I clearly need to study the code if I want
> to know what it's actually doing.
>
> - Jonathan M Davis
I wonder if using plain `Array` instead may be result in better
performance where immutability is not needed.
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