测试

app/admin/controller/DirectlyIdentify.php

@@ -63,6 +63,8 @@ class DirectlyIdentify extends AdminController{
 
         $excel = $this->request->file("file");
 
+        $savename = \think\facade\Filesystem::disk("public")->putFile("uploadexcel", $excel);
+
         if (!isExcelFile($excel->getMime())){
             $response_obj->code = 500;
             $response_obj->msg = '不是正确的Excel文件，该文件类型为：'.$excel->getMime();