封装上传文件管理

app/UploadFiles.php

@@ -0,0 +1,25 @@
+<?php
+namespace app;
+
+class UploadFiles  
+{
+    public static function create()
+    {
+        
+    }
+
+    public static function use()
+    {
+        
+    }
+
+    public static function delete()
+    {
+        
+    }
+
+    public static function clear()
+    {
+        
+    }
+}