Update Email.php

cakephp · Sep 4, 2017 · 1a04fb0 · 1a04fb0
1 parent 316946d
commit 1a04fb0
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/src/Mailer/Email.php b/src/Mailer/Email.php
@@ -2092,13 +2092,13 @@ protected function _logDelivery($contents)
 
 
     /**
-     * Converts an array to string
+     * Converts $param to string if array given
      * @param null $key
      * @return string
      */
-    protected function flatten($key = null)
+    protected function flatten($param = null)
     {
-        return is_array($key) ? implode(';', $key) : (string) $key;
+        return is_array($param) ? implode(';', $param) : (string) $param;
     }