Function	Description
parse_url(url, partToExtract[, key])	Extracts a part from a URL.
url_decode(str)	Decodes a `str` in 'application/x-www-form-urlencoded' format using a specific encoding scheme.
url_encode(str)	Translates a string into 'application/x-www-form-urlencoded' format using a specific encoding scheme.