[Issue 4468] std.string.join() for lazy iterable of strings

[d-bugmail at puremagic.com]

http://d.puremagic.com/issues/show_bug.cgi?id=4468



--- Comment #2 from bearophile_hugs at eml.cc 2011-07-30 06:54:17 PDT ---
This is a very common need. Another example:


import std.range;
void main() {
    auto aa = [1:["hello", "red"], 2:["blue", "yellow"]];
    auto r1 = join(aa.values); // OK
    auto r2 = join(aa.byValue()); // error
}

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