Bugfix in utils_array_kshift(): Didn't return NULL properly when array parameter is given empty or not an array

2018-10-23 13:22:43 +02:00 · 2018-10-23 13:22:43 +02:00 · eead674de1
commit eead674de1
parent 61ec0d9f4d
1 changed files with 3 additions and 0 deletions
--- a/fp-includes/core/core.utils.php
+++ b/fp-includes/core/core.utils.php
@ -431,6 +431,9 @@ function fplog($str) {
 * @return unknown the shifted value, or NULL if array is empty or is not an array
 */
 function utils_array_kshift(&$arr) {
+	if (!is_array($arr) || count($arr) === 0) {
+		return null;
+	}
 	list ($k) = array_keys($arr);
 	$r = array(
 		$k => $arr [$k]