public FileStorage::save($name, $code) Saves

public MTimeProtectedFileStorage::getPath($name)

protected FileStorage::unlink($path) Deletes

public PhpStorageInterface::garbageCollection()

public MTimeProtectedFastFileStorage

public PhpStorageInterface::exists($name)

public PhpStorageInterface::writeable()

public FileStorage::writeable() Whether

public PhpStorageInterface::deleteAll()

Creates a php storage object Hierarchy class \Drupal\Core\PhpStorage\