Last modified: 2013-10-24 07:50:10 UTC
U+FF01 ~ U+FFEE characters.
Maybe Extension:TitleKey also need to do the similar thing?
hexmode/mah recently added fullwidth normalization somewhere - what I suspect you actually want (there as well as here) is Unicode NFKC form, which is more general but. It's a simple matter of calling UtfNormal::toNFKC( $string );