Avoid deallocate empty arrays?

[IGotD-]

On Thursday, 17 December 2020 at 16:46:47 UTC, Q. Schroll wrote:
> On Thursday, 17 December 2020 at 16:11:37 UTC, IGotD- wrote:
>> It's common using arrays for buffering
>
> Outside of CTFE, use an Appender.¹ Unless you're having a 
> const/immutable element type, Appender can shrink and reuse 
> space.² If you have, reallocation is necessary anyway not to 
> break const/immutable' guarantees.
>
> ¹ https://dlang.org/phobos/std_array.html#appender
> ² https://dlang.org/phobos/std_array.html#.Appender.clear

Thank you, I will try this one out.