bool offsetExists(string $offset) Determine if the given offset exists

string|array input(string $key = null, string|array|null $default = null)

void flush() Flush all of the old input from the session.

mixed getOriginalContent() Get the original response content.

$this withCookie(Cookie|mixed $cookie) Add a cookie to the response.

bool has(string|array $key) Determine if the request contains a non-empty

string|false store(string $path, string|null $disk = null) Store the uploaded

mixed getData(bool $assoc = false, int $depth = 512) Get the json_decoded

string format(string $default = 'html') Get the data format expected in

Request|null getRequest()