php 数据库图片信息及文件夹下的图片删除(3)

                                unlink($filename); 
                            }else { 
                                echo "图片路径不正确"; 
                            } 
                             
                        } 
 
                        $sql="select*from pic"; 
                        $rst=mysql_query($sql); 
                        $totalnum=mysql_num_rows($rst); //print_r($totalnum);exit;  
                        $pagenum=5; 
                        $page=$_GET["page"]; 
                        if($page==" "){ 
                            $page=1; 
                        } 
                        $begin=($page-1)*$pagenum; 
                        $pagecount=ceil($totalnum/$pagenum); 
                        $sql2="select * from pic order by id desc limit ".$begin.",".$pagenum." ";