timezone_identifiers_list
Supported Versions: PHP 5 >= 5.2.0, PHP 7, PHP 8
Alias
DateTimeZone::listIdentifiers
laravel/framework
public function
validateTimezone
(
$attribute
,
$value
)
{
return
in_array
(
$value
,
timezone_identifiers_list
(),
true
);
}
src/Illuminate/Validation/Concerns/ValidatesAttributes.php