[Issue 14293] min and max with predicate

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=14293

--- Comment #1 from Andrei Alexandrescu <andrei at erdani.com> ---
Oops, sorry, I meant unary predicates (the "<" is implied):

string x, y;
...
auto s = min!(a => a.length)(x, y, "hello");

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