diff options
-rw-r--r-- | etc/inc/util.inc | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/etc/inc/util.inc b/etc/inc/util.inc index 18f3905..a9e533f 100644 --- a/etc/inc/util.inc +++ b/etc/inc/util.inc @@ -644,7 +644,7 @@ function is_domain($domain) { if (!is_string($domain)) return false; - if (preg_match('/^(?:(?:[a-z0-9]|[a-z0-9][a-z0-9\-]*[a-z0-9])\.)*(?:[a-z0-9]|[a-z0-9][a-z0-9\-]*[a-z0-9])$/i', $domain)) + if (preg_match('/^(?:(?:[a-z_0-9]|[a-z_0-9][a-z_0-9\-]*[a-z_0-9])\.)*(?:[a-z_0-9]|[a-z_0-9][a-z_0-9\-]*[a-z_0-9])$/i', $domain)) return true; else return false; |