bool deleteDirectory(string $directory) Recursively delete a directory

int lastModified(string $path) Get the file's last modification time.

int append(string $path, string $data) Append to a file.

bool exists(string $path) Determine if a file exists.

array directories(string|null $directory = null, bool $recursive = false)

array allDirectories(string|null $directory = null) Get all (recursive)

void setVisibility(string $path, string $visibility) Set the visibility

bool delete(string|array $paths) Delete the file at a given path.

bool put(string $path, string|resource $contents, string $visibility = null)

bool move(string $from, string $to) Move a file to a new location.