Recerca de ligamines externe

Es possibile usar metacharacteres como in “*.wikipedia.org”.
Protocollos supportate: bitcoin:, ftp://, ftps://, geo:, git://, gopher://, http://, https://, irc://, ircs://, magnet:, mailto:, matrix:, mms://, news:, nntp://, redis://, sftp://, sip:, sips:, sms:, ssh://, svn://, tel:, telnet://, urn:, worldwind://, xmpp: (http:// e https:// es assumite si nulle protocollo es specificate).