setExpression(ExpressionLanguage
bool isNotModified(Request $request)
string getScheme() Gets the request's scheme.
setMethod(string $method) Sets the request method.
static string normalizeQueryString(string $qs) Normalizes a query string. It
mixed|null getCacheControlDirective(string $key) Returns a Cache-Control directive value by name
replace(array $files = array()) Replaces the current parameters by a new set.
bool isFromTrustedProxy() Indicates whether this request originated from a trusted proxy.
string|null getUser() Returns the user.
clearCookie(string $name, string $path = '/', string $domain = null, bool $secure = false, bool $httpOnly = true)
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