# [NTG-context] Uppercase ssharp with XeTeX and LuaTeX

Hans Hagen pragma at wxs.nl
Thu May 15 11:07:27 CEST 2008

```Taco Hoekwater wrote:
>
> Arthur Reutenauer wrote:
>>> is there a solution for ssharp with XeTeX and LuaTeX, I have a word
>>> with a ß in it
>>> which I convert into uppercase letters and the ß remains a lowercase characters.
>>   The problem is that there is no uccode for ß (U+00DF) in char-def.lua
>> and that Mark IV has no way of taking care of this for the moment.  But
>> there should be, of course.
>
> Actually, a (lua) version of \uppercase that takes Unicode properties
> into account (instead of just \uccode values) would be very useful ;-)

there is one in teh unicode libs, isn't it?

anyhow, when uppercasing, i also check if the font has the characters

Hans

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