gx

@@ -204,8 +204,9 @@ class Project extends Base
     public function getChannelAttribute($value)
     {
         $value = Arr::s2a($value);
-        foreach ($value as &$v){
-            (int)$v;
+        foreach ($value as $k => $v){
+            $v = (int)$v;
+            $value[$k] => $v;
         }
         return $value;
     }