将gb2312编码的字符转换为UTF-8编码的字符。-convert gb2312 char to utf-8 char

众所周知，中文属于GB2312编码，但现在越来越多的行业使用UTF8编码，例如发送短信。这段程序展示了如何将中文由GB2312转换为UTF8编码-As we all know, the Chinese are GB2312 encoding, but now more and more use of UTF8 encoding of the industry, for example, send text messages. Shows how this process will be conv