string iconv ( string $in_charset , string $out_charset , string $str )

<?php $text = "This is the Euro symbol '�'."; echo 'Original : ', $text, PHP_EOL; echo 'TRANSLIT : ', iconv("UTF-8", "ISO-8859-1//TRANSLIT", $text), PHP_EOL; echo 'IGNORE   : ', iconv("UTF-8", "ISO-8859-1//IGNORE", $text), PHP_EOL; echo 'Plain    : ', iconv("UTF-8", "ISO-8859-1", $text), PHP_EOL; ?>

//检查该函数是否可用 echo function_exists('mb_convert_encoding'); //检测当前编码 echo mb_detect_encoding($val, "GBK, GB2312, UTF-8"); //转换编码，把CP936(就是GBK)转换成UTF-8 $v=mb_convert_encoding ($val, "UTF-8", "CP936");

// $fContents 字符串 // $from 字符串的编码 // $to 要转换的编码 function auto_charset($fContents,$from='gbk',$to='utf-8'){     $from   =  strtoupper($from)=='UTF8'? 'utf-8':$from;     $to       =  strtoupper($to)=='UTF8'? 'utf-8':$to;     if( strtoupper($from) === strtoupper($to) || empty($fContents) || (is_scalar($fContents) && !is_string($fContents)) ){         //如果编码相同或者非字符串标量则不转换         return $fContents;     }     if(is_string($fContents) ) {         if(function_exists('mb_convert_encoding')){             return mb_convert_encoding ($fContents, $to, $from);         }else{             return $fContents;         }     }     elseif(is_array($fContents)){         foreach ( $fContents as $key => $val ) {             $_key =     auto_charset($key,$from,$to);             $fContents[$_key] = auto_charset($val,$from,$to);             if($key != $_key )                 unset($fContents[$key]);         }         return $fContents;     }     else{         return $fContents;     } }

//打印输出查询结果（假设你的结果） $arr=array(); while($list=mssql_fetch_row($row)) {     $arr[]=$list; } $s=auto_charset($arr,'gbk','utf-8'); //打印试试，在浏览器设置编码为UFT-8，看没有乱码 print_r($s);die();