From cd427e04ec9b5392ff97f20be71675deb1d59084 Mon Sep 17 00:00:00 2001 From: Kijin Sung Date: Fri, 2 Dec 2022 15:52:26 +0900 Subject: [PATCH] Fix special case for contains() when the needle is empty --- common/functions.php | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/common/functions.php b/common/functions.php index 73944655a..42673fb97 100644 --- a/common/functions.php +++ b/common/functions.php @@ -334,11 +334,11 @@ function contains($needle, $haystack, $case_sensitive = true) } elseif ($case_sensitive) { - return (strpos($haystack, $needle) !== false); + return $needle === '' || strpos($haystack, $needle) !== false; } else { - return (stripos($haystack, $needle) !== false); + return $needle === '' || stripos($haystack, $needle) !== false; } }