修改

application/manage/controller/Doctors.php

@@ -166,6 +166,10 @@ class Doctors extends Base {
             $params['doctor_role'] = implode(',', $params['doctor_role']);
         }
         $password = $params['password'];
+        if(empty($params))
+        {
+            return  "fail";
+        }
         if(isset($params['examcla'])){
             $params['exam_class'] = implode(',',$params['examcla']);
             unset($params['examcla']);