diff --git a/source/application/api/controller/pass/Passcc.php b/source/application/api/controller/pass/Passcc.php
index e6ed82f..b4a36b5 100644
--- a/source/application/api/controller/pass/Passcc.php
+++ b/source/application/api/controller/pass/Passcc.php
@@ -5,6 +5,7 @@ namespace app\api\controller\pass;
 use app\api\controller\Controller;
 
 use app\common\dm\Dm;
+use app\common\exception\BaseException;
 use app\common\logic\PassFlow;
 use app\common\model\Pass;
 use think\Db;
@@ -16,6 +17,14 @@ class Passcc extends Controller
         echo 1111;
     }
 
+    public function _initialize()
+    {
+        $type = $this->request->param('type');
+        if (!empty($type)) {
+            if (!preg_match('/^[1-2]$/',$type)) throw new BaseException(['msg' => 'type字段参数错误']);
+        }
+    }
+
     /**
      * 分时时间段接口      <首页-客流趋势>
      * @return array