1，站长-下载了某种编码的程序需要转换编码 2，程序员-开发了某种编码的程序需要转换编码 我自己就是两者的身份。比如在做支付宝或财富通网银接口的时候，要把它整个程序包转换过来。开发程序时，要做一个UTF8版或GBK版。-1, Webmaster- download a certain program requires transcoding coded 2, programmers- have developed some kind of coded programs require transcoding is both my own identity. For example, do Alipay or wealth through online banking interface, when it should come to convert the entire package. When developing the program, to do a version of UTF8 or GBK version.