说明：  本程序是关于中文GB2312， GBK， GB18030 和Unicode（包括UTF-16和UTF-8）之间的转换。 此外，还有日文JIS和SHIFT-JIS之间的转换，以及JIS和SHIFT-JIS和UNICODE之间的转换。是本文做一个中日文输入法时碰到的一个很大的问题，这里整理出来，供大家参考。
(This procedure is about the Chinese GB2312, GBK, GB18030 and Unicode (including UTF-16 and UTF-8) conversion between. In addition, Japanese JIS and SHIFT-JIS conversion between, as well as the JIS, and SHIFT-JIS and UNICODE conversion between. In this paper to do a Japanese input method encountered a major problem, finishing out here for reference.)