【Codeigniter】-上传档案-菜鸟日记(8)

   // $getpost_array = array('1_pic', '2_pic', '3_pic', '4_pic', '5_pic');        // $requred_array = array();        // $data1 = $this->getpost->getpost_array($getpost_array, $requred_array);        $file_array = array('1_pic', '2_pic', '3_pic', '4_pic', '5_pic');        // foreach ($file_array as $key => $value) {        //   $json_arr[] = $_FILES[$value];        // }        // echo json_encode($json_arr);        $i = 1;        foreach ($file_array as $key => $value) {          if (isset($_FILES[$value]) && $_FILES[$value]['size'] != 0) {            $name = $data['sn'] . '_' . $i . '.png';            $config['upload_path'] = './upload/'; // 存放路径            $config['allowed_types'] = 'gif|jpg|png'; //            $config['overwrite'] = true;            $config['file_name'] = $name; // 文件名不使用原始名 (避免中文档名错误)            $this->load->library('upload', $config);            $field_name = $value;            // print_r($name);            // echo json_encode($_FILES[$value]);            if (!$this->upload->do_upload($value)) {              // 失败              echo $this->upload->display_errors();            } else {              // 成功              $file_data = $this->upload->data();              // echo json_encode($file_data);            }          }          $i = $i + 1;        }