note 24714 deleted from function.preg-match by sniper

Note Submitter: carl@strategyforwardno.spam.com ---- While parse_url() simple and useful, it is not generally helpful for most user-entered URLs, like "foo.com", or even "foo.com/hello.html", as it will place these entire strings in the "path". It seems that unlike the regexps given here, the "scheme" is mandatory...