文档修改

@@ -321,7 +321,9 @@ class Common extends Api
                 if ($k == 20) {
                     break;
                 }
-                $List[$k] = $v;
+                if ($v['Num'] > 3 || $v['Num'] == 3) {
+                    $List[$k] = $v;
+                }
             }
         }
         $this->success('成功', $List);