Update Email.php

cakephp · Sep 4, 2017 · 8b09766 · 8b09766
1 parent da26f92
commit 8b09766
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/src/Mailer/Email.php b/src/Mailer/Email.php
@@ -2092,11 +2092,11 @@ protected function _logDelivery($contents)
 
 
     /**
-     * Converts $array to string if array given
+     * Converts array to string
-     * @param null $key
+     * @param array $array
      * @return string
      */
-    protected function flatten($array = null)
+    protected function flatten($array = [])
     {
         return is_array($array) ? implode(';', $array) : (string)$array;
     }