diff --git a/app/Http/Controllers/Admin/CourseController.php b/app/Http/Controllers/Admin/CourseController.php
index 833c5b7..479423e 100755
--- a/app/Http/Controllers/Admin/CourseController.php
+++ b/app/Http/Controllers/Admin/CourseController.php
@@ -112,12 +112,12 @@ class CourseController extends BaseController
                         if (!isset($key) || !isset($op) || !isset($value)) {
                             continue;
                         }
-                        if ($key == 'start_date') {
-                            list($from, $to) = explode(',', $value);
-                            $query->where(function ($q) use ($from, $to) {
-                                $q->whereBetween('start_date', [$from, $to])->orWhereBetween('end_date', [$from, $to]);
-                            });
-                        }
+//                        if ($key == 'start_date') {
+//                            list($from, $to) = explode(',', $value);
+//                            $query->where(function ($q) use ($from, $to) {
+//                                $q->whereBetween('start_date', [$from, $to])->orWhereBetween('end_date', [$from, $to]);
+//                            });
+//                        }
 
                         // 等于
                         if ($op == 'eq') {