string getHttpHost() Returns the HTTP host being requested. The port name will be appended

static Response create(mixed $content

int count() Returns the number of parameters.

array keys() Returns a list of all defined types.

clear() Clear all session data in memory.

close() {@inheritdoc}

bool mustRevalidate() Returns true if the response must be revalidated by caches. This

string getMimeType(string $format) Gets the mime type associated with the format.

static array getMimeTypes(string $format) Gets the mime types associated with the

mixed remove(string $name) Removes an attribute.