string|array query(string $key = null, string|array|null $default = null) Retrieve a query string item from the request. Parameters string $key string|array|null $default Return Value string|array

string|null prefers(string|array $contentTypes) Return the most suitable content type from the given array based on content negotiation. Parameters string|array $contentTypes Return Value string|null

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

string path() Get the current path info for the request. Return Value string

array only(array|mixed $keys) Get a subset containing the provided keys with values from the input data. Parameters array|mixed $keys Return Value array

string|array old(string $key = null, string|array|null $default = null) Retrieve an old input item. Parameters string $key string|array|null $default Return Value string|array

void offsetUnset(string $offset) Remove the value at the given offset. Parameters string $offset Return Value void

void offsetSet(string $offset, mixed $value) Set the value at the given offset. Parameters string $offset mixed $value Return Value void

mixed offsetGet(string $offset) Get the value at the given offset. Parameters string $offset Return Value mixed

bool offsetExists(string $offset) Determine if the given offset exists. Parameters string $offset Return Value bool