src/Viserio/Component/Session/Store.php
public function keep($keys = null): void
    {
        $keys = \is_array($keys) ? $keys : \func_get_args();

        $this->mergeNewFlashes($keys);

        $this->removeFromOldFlashData($keys);
    }
public function keep($keys = null): void
    {
        $keys = \is_array($keys) ? $keys : \func_get_args();

        $this->mergeNewFlashes($keys);

        $this->removeFromOldFlashData($keys);
    }
{@inheritdoc}