diff --git a/typo3/sysext/core/Classes/Utility/ArrayUtility.php b/typo3/sysext/core/Classes/Utility/ArrayUtility.php
index 0793768bc6a6ba17bb2d260e5c91e7859b76b1da..9edc1f6994cb964f5c90c0140648fbc6e41b2757 100644
--- a/typo3/sysext/core/Classes/Utility/ArrayUtility.php
+++ b/typo3/sysext/core/Classes/Utility/ArrayUtility.php
@@ -276,34 +276,23 @@ class ArrayUtility {
 	 *
 	 * @param array $arrays Array of arrays to sort
 	 * @param string $key Key to sort after
-	 * @param integer $ascending Set to TRUE for ascending order, FALSE for descending order
+	 * @param bool $ascending Set to TRUE for ascending order, FALSE for descending order
 	 * @return array Array of sorted arrays
 	 * @throws \RuntimeException
 	 */
 	static public function sortArraysByKey(array $arrays, $key, $ascending = TRUE) {
-		if (!count($arrays))
+		if (empty($arrays)) {
 			return $arrays;
-
-		$sortResult = uasort($arrays, function($a, $b) use ($key, $ascending) {
+		}
+		$sortResult = uasort($arrays, function (array $a, array $b) use ($key, $ascending) {
 			if (!isset($a[$key]) || !isset($b[$key])) {
 				throw new \RuntimeException('The specified sorting key "' . $key . '" is not available in the given array.', 1373727309);
 			}
-			$valueA = strtolower($a[$key]);
-			$valueB = strtolower($b[$key]);
-			if ($valueA === $valueB) {
-				return 0;
-			} else {
-				if ($ascending) {
-					return $valueA > $valueB ? 1 : -1;
-				} else {
-					return $valueA < $valueB ? 1 : -1;
-				}
-			}
+			return ($ascending) ? strcasecmp($a[$key], $b[$key]) : strcasecmp($b[$key], $a[$key]);
 		});
 		if (!$sortResult) {
 			throw new \RuntimeException('The function uasort() failed for unknown reasons.', 1373727329);
 		}
-
 		return $arrays;
 	}