Warning: Unsupported declare 'strict_types' in C:\Apache24\htdocs\drupal\core\tests\Drupal\KernelTests\RouteProvider.php on line 3

Parse error: syntax error, unexpected 'RouteProviderBase' (T_STRING), expecting variable (T_VARIABLE) in C:\Apache24\htdocs\drupal\core\tests\Drupal\KernelTests\RouteProvider.php on line 21