--TEST-- Test parse_url() function: Parse a load of URLs without specifying PHP_URL_PORT as the URL component --FILE-- $url : "; var_dump(parse_url($url, PHP_URL_PORT)); } echo "Done"; ?> --EXPECTF-- --> 64.246.30.37 : NULL --> http://64.246.30.37 : NULL --> http://64.246.30.37/ : NULL --> 64.246.30.37/ : NULL --> 64.246.30.37:80/ : int(80) --> php.net : NULL --> php.net/ : NULL --> http://php.net : NULL --> http://php.net/ : NULL --> www.php.net : NULL --> www.php.net/ : NULL --> http://www.php.net : NULL --> http://www.php.net/ : NULL --> www.php.net:80 : int(80) --> http://www.php.net:80 : int(80) --> http://www.php.net:80/ : int(80) --> http://www.php.net/index.php : NULL --> www.php.net/? : NULL --> www.php.net:80/? : int(80) --> http://www.php.net/? : NULL --> http://www.php.net:80/? : int(80) --> http://www.php.net:80/index.php : int(80) --> http://www.php.net:80/foo/bar/index.php : int(80) --> http://www.php.net:80/this/is/a/very/deep/directory/structure/and/file.php : int(80) --> http://www.php.net:80/this/is/a/very/deep/directory/structure/and/file.php?lots=1&of=2¶meters=3&too=4&here=5 : int(80) --> http://www.php.net:80/this/is/a/very/deep/directory/structure/and/ : int(80) --> http://www.php.net:80/this/is/a/very/deep/directory/structure/and/file.php : int(80) --> http://www.php.net:80/this/../a/../deep/directory : int(80) --> http://www.php.net:80/this/../a/../deep/directory/ : int(80) --> http://www.php.net:80/this/is/a/very/deep/directory/../file.php : int(80) --> http://www.php.net:80/index.php : int(80) --> http://www.php.net:80/index.php? : int(80) --> http://www.php.net:80/#foo : int(80) --> http://www.php.net:80/?# : int(80) --> http://www.php.net:80/?test=1 : int(80) --> http://www.php.net/?test=1& : NULL --> http://www.php.net:80/?& : int(80) --> http://www.php.net:80/index.php?test=1& : int(80) --> http://www.php.net/index.php?& : NULL --> http://www.php.net:80/index.php?foo& : int(80) --> http://www.php.net/index.php?&foo : NULL --> http://www.php.net:80/index.php?test=1&test2=char&test3=mixesCI : int(80) --> www.php.net:80/index.php?test=1&test2=char&test3=mixesCI#some_page_ref123 : int(80) --> http://secret@www.php.net:80/index.php?test=1&test2=char&test3=mixesCI#some_page_ref123 : int(80) --> http://secret:@www.php.net/index.php?test=1&test2=char&test3=mixesCI#some_page_ref123 : NULL --> http://:hideout@www.php.net:80/index.php?test=1&test2=char&test3=mixesCI#some_page_ref123 : int(80) --> http://secret:hideout@www.php.net/index.php?test=1&test2=char&test3=mixesCI#some_page_ref123 : NULL --> http://secret@hideout@www.php.net:80/index.php?test=1&test2=char&test3=mixesCI#some_page_ref123 : int(80) --> http://secret:hid:out@www.php.net:80/index.php?test=1&test2=char&test3=mixesCI#some_page_ref123 : int(80) --> nntp://news.php.net : NULL --> ftp://ftp.gnu.org/gnu/glic/glibc.tar.gz : NULL --> zlib:http://foo@bar : NULL --> zlib:filename.txt : NULL --> zlib:/path/to/my/file/file.txt : NULL --> foo://foo@bar : NULL --> mailto:me@mydomain.com : NULL --> /foo.php?a=b&c=d : NULL --> foo.php?a=b&c=d : NULL --> http://user:passwd@www.example.com:8080?bar=1&boom=0 : int(8080) --> file:///path/to/file : NULL --> file://path/to/file : NULL --> file:/path/to/file : NULL --> http://1.2.3.4:/abc.asp?a=1&b=2 : NULL --> http://foo.com#bar : NULL --> scheme: : NULL --> foo+bar://baz@bang/bla : NULL --> gg:9130731 : NULL --> http://user:@pass@host/path?argument?value#etc : NULL --> http://10.10.10.10/:80 : NULL --> http://x:? : NULL --> x:blah.com : NULL --> x:/blah.com : NULL --> x://::abc/? : bool(false) --> http://::? : NULL --> http://::# : NULL --> x://::6.5 : int(6) --> http://?:/ : NULL --> http://@?:/ : NULL --> file:///: : NULL --> file:///a:/ : NULL --> file:///ab:/ : NULL --> file:///a:/ : NULL --> file:///@:/ : NULL --> file:///:80/ : NULL --> [] : NULL --> http://[x:80]/ : NULL --> : NULL --> / : NULL --> /rest/Users?filter={"id":"123"} : NULL --> http:///blah.com : bool(false) --> http://:80 : bool(false) --> http://user@:80 : bool(false) --> http://user:pass@:80 : bool(false) --> http://: : bool(false) --> http://@/ : bool(false) --> http://@:/ : bool(false) --> http://:/ : bool(false) --> http://? : bool(false) --> http://# : bool(false) --> http://?: : bool(false) --> http://:? : bool(false) --> http://blah.com:123456 : bool(false) --> http://blah.com:abcdef : bool(false) Done