[Issue 5542] std.string.join() for chars too

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=5542

--- Comment #3 from bearophile_hugs at eml.cc ---
(In reply to Robert Schadek from comment #2)
> superseded by issue 8851

They are different requests.

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