[Issue 5530] std.algorithm.len()

[d-bugmail at puremagic.com]

https://d.puremagic.com/issues/show_bug.cgi?id=5530



--- Comment #2 from bearophile_hugs at eml.cc 2014-01-25 15:10:22 PST ---
(In reply to comment #1)
> What's wrong with `walkLength`?

Its semantics and performance are different for narrow strings, that are common
use case. len is O(1), walkLength is sometimes O(n).

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