shuffle a character array
Mike Parker via Digitalmars-d-learn
digitalmars-d-learn at puremagic.com
Wed Jul 20 06:33:34 PDT 2016
On Wednesday, 20 July 2016 at 10:40:04 UTC, pineapple wrote:
> On Wednesday, 20 July 2016 at 08:02:07 UTC, Mike Parker wrote:
>> You can then go to the documentation for
>> std.range.primitives.isRandomAccessRange [2], where you'll
>> find the following:
>>
>> "Although char[] and wchar[] (as well as their qualified
>> versions including string and wstring) are arrays,
>> isRandomAccessRange yields false for them because they use
>> variable-length encodings (UTF-8 and UTF-16 respectively).
>> These types are bidirectional ranges only."
>
> There's also the shuffle module in mach.range which doesn't do
> any auto-decoding:
> https://github.com/pineapplemachine/mach.d/blob/master/mach/range/random/shuffle.d
There is no auto-decoding going on here, as char[] and wchar[]
are rejected outright since they are not considered random access
ranges.
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