Re: [boost] Interest in super string class?

From: Sebastian Redl (sebastian.redl_at_[hidden])
Date: 2006-07-05 17:10:15

Gennaro Prota wrote:

>What I was hinting at is that not all languages have
>"uppercase" and/or "lowercase". And in those that have there's no
>guarantee of one-to-one mapping, so that to_lower or to_upper aren't
>in general invertible functions, or even left-invertible functions.
>  
>
Or even possible functions: to_upper applied to the single German 
character ß ("sharp s") should yield "SS" ("SZ" a few decades ago) - an 
impossibility for the current interface.

Sebastian Redl