bool expectsJson() Determine if the current request probably expects a

string|array old(string $key = null, string|array|null $default = null) Retrieve

$this prependMiddleware(string $middleware) Add a new middleware to beginning

FormRequest class FormRequest extends Request

Response handle(Request $request) Handle an incoming HTTP request.

string root() Get the root URL for the application.

bool pjax() Determine if the request is the result of an PJAX call.

bool hasCookie(string $key) Determine if a cookie is set on the request

bool is() Determine if the current request URI matches a pattern.

bool isJson() Determine if the request is sending JSON.