: str_replace(): Passing null to parameter #2 ($replace) of type array|string is deprecated in
namespace Nextend\Framework;
use Nextend\Framework\Font\FontStorage;
use Nextend\Framework\Localization\Localization;
use Nextend\Framework\Pattern\SingletonTrait;
use Nextend\Framework\Style\StyleStorage;
protected function init() {
Localization::getInstance();
FontStorage::getInstance();
StyleStorage::getInstance();