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$\begingroup$ That's more than a modest improvement. It is now as fast as Gather. $\endgroup$

anderstood
– anderstood

2018-01-04 21:14:54 +00:00
Commented Jan 4, 2018 at 21:14
3

$\begingroup$ Very interesting code. I didn't know (or remember?) that interception of Map was possible at that point. This significantly changes the way I look at GatherBy. $\endgroup$

Mr.Wizard
– Mr.Wizard

2018-01-04 23:51:41 +00:00
Commented Jan 4, 2018 at 23:51

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