From 65fa05cb4f337b0b41d5d5a244579a4430f4734f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=EC=B5=9C=EC=A4=80=ED=9D=A0?= <choi.jh@prime-idc.jp>
Date: Fri, 11 Apr 2025 14:27:36 +0900
Subject: [PATCH] dbms_primeidc_init...1

---
 extdbms/lib/Helpers/CommonHelper.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/extdbms/lib/Helpers/CommonHelper.php b/extdbms/lib/Helpers/CommonHelper.php
index 004d003..f333551 100644
--- a/extdbms/lib/Helpers/CommonHelper.php
+++ b/extdbms/lib/Helpers/CommonHelper.php
@@ -66,7 +66,7 @@ abstract class CommonHelper extends Core
     return preg_match($pattern_validation, $domain);
   }
 
-  final public function isIPAddress(string $ip, $type = 'ipv4'): bool
+  final public function isIPAddress(?string $ip = null, $type = 'ipv4'): bool
   {
     switch ($type) {
       case 'ipv4':