java - Java中的特殊字符

Answer 1

You need to escape HTML properly. Unicode isn't the answer here. This link is your jam.

Answer 2

I don't know why this doesn't work (inside the above switch) (and would welcome an explanation):

case ((int)'\u0080'): sbOriginal.deleteCharAt(isb); break;

but this does:

description = description.replaceAll("\u0080", "");