From 9538322305c596b2863cb0b6b29247b722b3d2cc Mon Sep 17 00:00:00 2001
From: Kijin Sung <kijin@kijinsung.com>
Date: Tue, 16 Feb 2016 13:20:27 +0900
Subject: [PATCH] Fix typo in comment for config() function

---
 common/functions.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/common/functions.php b/common/functions.php
index f626535f7..a1bd7234a 100644
--- a/common/functions.php
+++ b/common/functions.php
@@ -7,9 +7,10 @@
  */
 
 /**
- * Get system configuration.
+ * Get or set system configuration.
  * 
  * @param string $key
+ * @param string $value (optional)
  * @return mixed
  */
 function config($key, $value = null)