Description string parse_url(string urlString, string partToExtract [, string keyToExtract]) Returns the specified part from the URL. Valid values for partToExtract include HOST, PATH, QUERY, REF, PROTOCOL, AUTHORITY, FILE, and USERINFO. For example, parse_url('', 'HOST') returns 'facebook.com'. Also a value of a particular key in QUERY can be ...... 查看更多