找到ADODB中的drivers目录下的adodb-mysql.inc.php文件,修改其中的 _connect和 _pconnect两个函数,各增加以下代码:+ @mysql_query("SET NAMES 'utf8'", $this->_connectionID);即可,位置在SelectDB一行之前。   
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  function _connect($argHostname, $argUsername, $argPassword, $argDatabasename)  {   if (!empty($this->port)) $argHostname .= ":".$this->port;      if (ADODB_PHPVER >= 0x4300)    $this->_connectionID = mysql_connect($argHostname,$argUsername,$argPassword,             $this->forceNewConnect,$this->clientFlags);   else if (ADODB_PHPVER >= 0x4200)    $this->_connectionID = mysql_connect($argHostname,$argUsername,$argPassword,             $this->forceNewConnect);   else    $this->_connectionID = mysql_connect($argHostname,$argUsername,$argPassword);     if ($this->_connectionID === false) return false;   + @mysql_query("SET NAMES 'utf8'", $this->_connectionID);   if ($argDatabasename) return $this->SelectDB($argDatabasename);   return true;   } 
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 function _pconnect($argHostname, $argUsername, $argPassword, $argDatabasename)     {         if (!empty($this->port)) $argHostname .= ":".$this->port;                  if (ADODB_PHPVER >= 0x4300)             $this->_connectionID = mysql_pconnect($argHostname,$argUsername,$argPassword,$this->clientFlags);         else             $this->_connectionID = mysql_pconnect($argHostname,$argUsername,$argPassword);         if ($this->_connectionID === false) return false;         if ($this->autoRollback) $this->RollbackTrans();         + @mysql_query("SET NAMES 'utf8'", $this->_connectionID);         if ($argDatabasename) return $this->SelectDB($argDatabasename);         return true;         } 
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