minor: array should be array

diff --git a/wcfsetup/install/files/lib/util/StringUtil.class.php b/wcfsetup/install/files/lib/util/StringUtil.class.php
index 67961b8181a08950cdf308f16ad586c0e22eba48..e42f7246ad5a8cc91a7f2e3e2af942c5a05f2c0f 100644 (file)
--- a/wcfsetup/install/files/lib/util/StringUtil.class.php
+++ b/wcfsetup/install/files/lib/util/StringUtil.class.php
@@ -229,7 +229,7 @@ class StringUtil {
         * @param       array           $strings 
         * @return      boolean
         */
-       public static function sort(&$strings) {
+       public static function sort(array &$strings) {
                return asort($strings, SORT_LOCALE_STRING);
        }