增肌发券规则

app/Models/Activity.php

@@ -98,8 +98,9 @@ class Activity extends Model
     //发券
     public function grant($mobile, $outletId = null)
     {
+
         try {
-            $code = '66406' . date('ymdH') . mt_rand(1000000, 9999999);
+            $code = 'YSD' . date('ymd') . mt_rand(100000, 999999);
 
             if ($this->type == SELF::TYPE_EXTEND) {
                 $start_at = now();