Don't use is_null

2015-01-14 15:59:33 +00:00
parent deca875853
commit 7318efb59e
1 changed files with 1 additions and 1 deletions
--- a/src/helpers.php
+++ b/src/helpers.php
@@ -40,7 +40,7 @@ if (!function_exists('config')) {
     */
    function config($key = null, $default = null)
    {
-        if (is_null($key)) {
+        if ($key === null) {
            return Config::getItems();
        }