优化类大小写

Application/Admin/Controller/GameMarginController.class.php

@@ -133,7 +133,7 @@ class GameMarginController extends AdminController
         define('EOL',(PHP_SAPI == 'cli') ? PHP_EOL : '<br />');
 
         Vendor("PHPExcel.PHPExcel");
-        $objReader = \PHPExcel_IOFactory::createReader('excel2007');
+        $objReader = \PHPExcel_IOFactory::createReader('Excel2007');
         //设置模板文件
         $objPHPExcel = $objReader->load("Public/Admin/excel/gamemargin.xlsx");
         $marginInfo =  json_decode($info['margin_info'],true);
@@ -263,7 +263,7 @@ class GameMarginController extends AdminController
         header('pragma:public');
         header('Content-type:application/vnd.ms-excel;charset=utf-8;name="'.$fileName.'".xlsx');
         header("Content-Disposition:attachment;filename={$fileName}.xlsx");//attachment新窗口打印inline本窗口打印
-        $objWriter = \PHPExcel_IOFactory::createWriter($objPHPExcel, 'excel2007');
+        $objWriter = \PHPExcel_IOFactory::createWriter($objPHPExcel, 'Excel2007');
         $objWriter->save('php://output');
         exit;