Implode will already return an empty string.

diff --git a/wcfsetup/install/files/lib/system/mail/Mail.class.php b/wcfsetup/install/files/lib/system/mail/Mail.class.php
index 7d202dc1097344d821ae10e21b5a01aa44268e63..106adbcf4e5f78c4d2ccbb3af81ce13e104fcc8b 100644 (file)
--- a/wcfsetup/install/files/lib/system/mail/Mail.class.php
+++ b/wcfsetup/install/files/lib/system/mail/Mail.class.php
@@ -220,8 +220,7 @@ class Mail {
         * @return      string
         */
        public function getToString() {
-               if (!empty($this->to)) return implode(', ', $this->to);
-               else return '';
+               return implode(', ', $this->to);
        }
        
        /**
@@ -314,8 +313,7 @@ class Mail {
         * @return      string
         */
        public function getCCString() {
-               if (!empty($this->cc)) return implode(', ', $this->cc);
-               else return '';
+               return implode(', ', $this->cc);
        }
        
        /**
@@ -349,8 +347,7 @@ class Mail {
         * @return      string
         */
        public function getBCCString() {
-               if (!empty($this->bcc)) return implode(', ', $this->bcc);
-               else return '';
+               return implode(', ', $this->bcc);
        }
        
        /**