mark clean() return value as nullable

2021-11-23 17:01:08 +03:00 · 2021-11-23 17:01:08 +03:00 · a109e89983
parent a6cad5cbca
commit a109e89983
1 changed files with 1 additions and 1 deletions
--- a/include/functions.php
+++ b/include/functions.php
@ -267,7 +267,7 @@
 	 *
 	 * @param mixed $param
 	 *
-	 * @return mixed
+	 * @return mixed|null
 	 */
 	function clean($param) {
 		if (is_array($param)) {