<?php    //config.inc.php ***Mssql数据库操作配置文件
  define("MsUserName", "");
  define("MsPassWord", "");
  define("MsServerName", "localhost");
  $MsDBName="db_test";
?&gt;
------------
<?php  //dbMsSql.inc.php  此为当年HOFMAN的杰作 ***Mssql数据库操作类文件
Class MsDBSQL{
   var $CONN = "";
   var $USER = MsUserName;
   var $PASS = MsPassWord;
   var $SERVER = MsServerName;
   var $MsDBName = MsDBName;
   function MsDBSQL($MsDBName){
      $user = $this-&gt;USER;
      $pass = $this-&gt;PASS;
      $server = $this-&gt;SERVER;
      $dbase = $MsDBName;

      $conn = mssql_connect($server,$user,$pass); 
      /*******
       * 看清此处，一般PHP服务器默认是无法连接MSSQL数据库的，
       * 必须从php.ini 里设置可连接MSSQL
       *******/
      if(!$conn) {
         echo "数据库连接失败！请检查系统设置。";
         exit;
      }
      if(!mssql_select_db($dbase,$conn)) {
         echo "数据库 $DBName 选择失败！请检查系统设置。";
         exit;
      }
      $this-&gt;CONN = $conn;
      return true;
   }

   function select($sql=""){
      if (empty($sql)) return false;
      if (empty($this-&gt;CONN)) return false;

      $conn = $this-&gt;CONN;
      $results = mssql_query($sql,$conn);
      if ((!$results) or (empty($results))) {
         mssql_free_result($results);
         return false;
      }
      $count = 0;
      $data = array();
      while ($row = mssql_fetch_array($results)) {
         $data[$count] = $row;
         $count++;
      }
      mssql_free_result($results);
      return $data;
   }

   function insert($sql=""){
      if (empty($sql)) return false;
      if (empty($this-&gt;CONN)) return false;

      $conn = $this-&gt;CONN;
      $results = mssql_query($sql,$conn);
      if (!$results) return false;
      $results = mssql_insert_id();
      return $results;
   }
?&gt;
------------
<?php  //连接Mysql数据库的配置文件 config.inc.php
  define("UserName", "root");
  define("PassWord", "");
  define("ServerName", "localhost");
  $DBName="db_l365";
?&gt;

----------
<?php  //Mysql数据库操作类 dbsql.inc.php
Class DBSQL
{
   var $CONN = "";
   var $USER = UserName;
   var $PASS = PassWord;
   var $SERVER = ServerName;
   var $DBName = DBName;
   function DBSQL($DBName)
   {
      $user = $this-&gt;USER;
      $pass = $this-&gt;PASS;
      $server = $this-&gt;SERVER;
      $dbase = $DBName;

      $conn = mysql_connect($server,$user,$pass);
      if(!$conn) {
         echo "数据库连接失败！请检查系统设置。";
         exit;
      }
      if(!mysql_select_db($dbase,$conn)) {
         echo "数据库 $DBName 选择失败！请检查系统设置。";
         exit;
      }
      $this-&gt;CONN = $conn;
      return true;
   }

   function select($sql=""){
      if (empty($sql)) return false;
      if (empty($this-&gt;CONN)) return false;

      $conn = $this-&gt;CONN;
      $results = mysql_query($sql,$conn);
      if ((!$results) or (empty($results))) {
         mysql_free_result($results);
         return false;
      }
      $count = 0;
      $data = array();
      while ($row = mysql_fetch_array($results)) {
         $data[$count] = $row;
         $count++;
      }
      mysql_free_result($results);
      return $data;
   }

   function insert($sql=""){
      if (empty($sql)) return false;
      if (empty($this-&gt;CONN)) return false;

      $conn = $this-&gt;CONN;
      $results = mysql_query($sql,$conn);
      if (!$results) return false;
      $results = mysql_insert_id();
      return $results;
   }
?&gt;