How to get a substring?

[Jakob Ovrum]

On Sunday, 27 October 2013 at 08:53:48 UTC, Jakob Ovrum wrote:
> The new std.uni supports all the grapheme-related functionality 
> you would ever need (as far as I can tell), but the nice thing 
> is that most code doesn't need to use it to be Unicode-correct. 
> i.e. you don't need to be "aware" of grapheme clusters to not 
> break them in the vast majority of code domains.

Actually, I think that normalization of the input strings might 
be a common requirement for Unicode-correct string manipulation. 
I guess that falls under grapheme-related functionality.