<?php
/*MSSql的操作类*/   
class mssql {    
    public $link;    
    public $querynum = 0;
    private $result;

    private static $server = "";
    private static $user = "lhlgnews";
    private static $password = "lhlgnews120925";
    private static $dbname= "lhlgnews";   
  
public function __construct(){
   $this->link=odbc_connect("Driver={SQL Server};Server=".self::$server.";Database=".self::$dbname."",self::$user,self::$password,SQL_CUR_USE_ODBC);
}//__construct

    //
public function query($sql) {
  if($sql == ""){die("SQL ERROR:SQL IS NULL!");}
  $result = odbc_exec($this->link,$sql);
  if(!$result){  //调试用，sql语句出错时会自动打印出来
     die("SQL：".$this->sql);
  }else{
     $this->result = $result;
  }//if
     return $this->result;
}//query

public function db_num_rows(){
  if($this->result==null){
     die('SQL ERROR:Being empty, nothing!');
  }else{
     return odbc_fetch_row($this->result);
   }
}//db_num_rows
//getRow
public function getRow($sql){
$result=odbc_exec($this->link,$sql);
$i=0;
while(odbc_fetch_row($result)) $i++;
return ($i);	
}
//insert and update
public function doExe($sql){
$result=odbc_exec($this->link,$sql);
return $result;
}
public function ReFree($result){
odbc_free_result($result);
}
public function __destruct(){
odbc_close_all();
odbc_close($this->link);
}  
}//mssql