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.
