how to convert the old emoji encoding to the latest encoding in iOS5?
sadly, after iOS5 finally released, I got report from my users that they can not login. Because there is emoji symbol in there names, and apple changed the encoding of emoji. so there username contains a old version of emoji, how could I convert them to the new encoding? thanks! be specific: one emoji symbol "tiger", it is "\U0001f42f" in iOS5, but "\ue050" in earlier iOS version. iOS 5 and OS X 10.7 (Lion) use the Unicode 6.0 standard ‘unified’ code points for emoji. iOS 4 on SoftBank iPhones used a set of unofficial code points in the Unicode Private Use Area, and so aren't compatible with