PHP类UTF8编码内的繁简转换-繁体-简体均只⽀持 UTF8 ⽂本，所以如果获得的来源是 $_GET 的话， 就有必要转换⼀下编码了。⽤到的函数是：$str = $_GET['str'];// 简体到utf8$str = iconv("GB2312","utf-8",$str);// 繁体到utf8$str = iconv("GBK","utf-8",$str);第⼀个 见附录：include