reddit.com: first Chapter of TDPL available for free

[Daniel Keep]

Andrei Alexandrescu wrote:
> Michel Fortin wrote:
>> On 2009-08-09 11:10:48 -0400, Andrei Alexandrescu
>> <SeeWebsiteForEmail at erdani.org> said:
>>
>>>> It's also arguable that all functions in std.string should take
>>>> const(char)[]. Or, you know, const(T)[], since D supports encodings
>>>> other than UTF-8, despite what std.string leads you to believe.
>>>
>>> Yah, I think they should all be parameterized so they can work with
>>> various character widths and even encodings.
>>
>> But shouldn't they work with *ranges* in general, a string being only
>> a specific case?
> 
> That's true as well! In my dreams, me and the famous actress... oh wait,
> wrong dream. In my dreams, I eliminate std.string and put all of its
> algorithms, properly generalized, in std.algorithm, to work on more than
> just arrays, and more than just characters.
> 
> Andrei

How do you define 'tolower' on non-characters?