1 public function putcsv(){2     $list = M("ad")->limit(0,10)->select();3     $fp = fopen(‘./file.csv‘,‘w‘);4     foreach($list as $val){5         fputcsv($fp,$val);6     }7     fclose($fp);8 9 }

public function getcsv(){    $file = "./file.csv";    $fp = fopen($file,‘r‘);    while(($data = fgetcsv($fp)) !== false){            $arr[]=$data;    }    fclose($fp);}