[Issue 13410] Performance problem with associative array byKey/byValue

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=13410

--- Comment #5 from bearophile_hugs at eml.cc ---
(In reply to Ketmar Dark from comment #4)

and code from the forum (~3.5 seconds --> 1.1 seconds).

For me the C++ version of the code runs in about 0.20 seconds, so there's still
a significant performance difference.

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