UrlInfo f("http://username:password@hostname:9090/path?arg=value&aarg[]=item1&aarg[]=item2#anchor");

f.url = http://username:password@hostname:9090/path?arg=value&aarg[]=item1&aarg[]=item2#anchor
f.scheme = http
f.host = hostname
f.port = 9090
f.user = username
f.password = password
f.path = /path
f.query = arg=value&aarg[]=item1&aarg[]=item2
f.fragment = anchor
f.parameters = {arg: value}
f.array_parameters = {aarg: [item1, item2]}