Sort characters in string

[Patrick Schluter]

On Wednesday, 6 December 2017 at 15:12:22 UTC, Steven 
Schveighoffer wrote:
> On 12/6/17 4:34 AM, Ola Fosheim Grøstad wrote:
>> On Wednesday, 6 December 2017 at 09:24:33 UTC, Jonathan M 
>> Davis wrote:
>>> UTF-32 on the other hand is guaranteed to have a code unit be 
>>> a full code point.
>> 
>> I don't think the standard says that? Isn't this only because 
>> the current set is small enough to fit? So this may change as 
>> Unicode grows?
>> 
>> 
>
> The current unicode encoding has 2 million different code 
> points.

2,097,152 possible codepoints. As of [Unicode 10] only 136,690 
codepoints have been assigned.

>I'd say we'll all be dead and so will our great great
> great grandchildren by the time unicode amasses more than 2 
> billion codepoints :)

So there's enough time even before the current range is even 
filled.

>
> Also, UTF8 has been standardized to only have up to 4 code 
> units per code point. The encoding scheme allows more, but the 
> standard restricts it.



[Unicode 10]: http://www.unicode.org/versions/Unicode10.0.0/