public getHeaders () Returns the available headers in the request

public isHead () Checks whether HTTP method is HEAD. if _SERVER[“REQUEST_METHOD”]===”HEAD”

public isConnect () Checks whether HTTP method is CONNECT. if _SERVER[“REQUEST_METHOD”]===”CONNECT”

public getBestLanguage () Gets best language accepted by the browser/client from _SERVER[“HTTP_ACCEPT_LANGUAGE”]

abstract public getBestLanguage () ...

public isPatch () Checks whether HTTP method is PATCH. if _SERVER[“REQUEST_METHOD”]===”PATCH”

Source

Source

public isUsingEncryption () Returns if the bag is automatically encrypting/decrypting cookies

public isSecureRequest () Alias of isSecure(). It will be deprecated in future versions