php 文件上传类(5)

             $this->setOption('errorNum',-5);
         }
         return  $this->errorNum;
     }
     function getNewFileName(){
        return   $this->newFileName;
     }
     private function getFileErrorFromFILES(){
         return  $this->fileField['error'];
     }
     private function getFileTypeFromFILES(){
         $str=$this->fileField['name'];
         $aryStr=split("\.",$str);                //将字符串分割到数组中 
         $ret=strtolower($aryStr[count($aryStr)-1]);
         return  $ret;
     }
     private function getFileNameFromFILES(){
         return $this->fileField['name'];
     }
     private function getTmpFileNameFromFILES(){
         return $this->fileField['tmp_name'];
     }
     private function getFileSizeFromFILES(){
         return $this->fileField['size'];
     }
     public function getErrorMsg(){
         $str="上传文件出错：";
         switch ($this->errorNum){
             case -1:
                 $str.="未知错误！";
                 break;
             case -2:
                 $str.="未允许类型！";
                 break;
             case -3:
                 $str.="文件过大！";
                 break;