std.data.json formal review

[Brad Anderson via Digitalmars-d]

On Tuesday, 28 July 2015 at 23:16:34 UTC, Walter Bright wrote:
> A speed optimization, since JSON parsing speed is critical:
>
> If the parser is able to use slices of its input, store numbers 
> as slices. Only convert them to numbers lazily, as the numeric 
> conversion can take significant time.

That's what it does (depending on which parser you use). The StAX 
style parser included is lazy and non-allocating.