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Warning: mysql_num_rows(): supplied argument is not a valid MySQL result resourc解决办法

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2016-06-13 11:40:301014browse

Warning: mysql_num_rows(): supplied argument is not a valid MySQL result resourc



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    include("conn.php");
    $SQL="SELECT * FROM `liuyanban` order by id desc";
    $query=mysql_query($SQL);
  
    
$total=mysql_num_rows($query);
$pagesize=3;
$end_page=ceil($total/$pagesize);
$page = $_GET['page']; //当前页
if($page{
$page =1;
}

if($page>$end_page)
{
$page=$end_page;
}
$start = ($page- 1)*$pagesize;
$sql = "select * from liuyanban limit $start, $pagesize ";

//mysql_query("set names 'GBK'");
$ros = mysql_query($sql,$connect);
?>


echo "留言表";
echo "
";
echo "当前第[$page]页,共[$end_page]页";
if($page==1)
{
 
?>
  首页
  }else
{
?>
  首页
  
  
  }
?>
  
  " >上一页
  " >下一页
  
  if($page==$end_page)
{
?>
  尾页
  }else
{
?>
  ">尾页
  }
?>


 

 
   



    
      
    

    
      
      
      
      
    
       while ($row=mysql_fetch_array($ros)){
   ?>
    
      
      
      
     
    
      }
   ?>
  
会员表
姓名
邮箱
留言内容
操作
=$row['name']?>
=$row['email']?>
=$row['liuyan']?>
">修改 ">删除


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