new std.variant (was Re: The Right Approach to Exceptions)

Jonathan M Davis jmdavisProg at
Wed Feb 22 18:17:13 PST 2012

On Wednesday, February 22, 2012 20:07:37 Robert Jacques wrote:
> StringBuilder in .Net is implemented using lists and doesn't expose
> iteration nor indexing; why are we worrying about the indexing and
> container performance of D's appender?l

Because we're losing something that we currently have and which is potentially 
useful. Now, improving the performance of appending may outweigh that, but if 
we don't need to lose it, then we shouldn't.

>From the sounds of it though, we don't have much choice if we want to really 
improve Appender's appending performance.

- Jonathan M Davis

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