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External Data Source

Source

Regular Expression
(?<protocol>(http|ftp|https|ftps):\/\/)?(?<site>[\w\-_\.]+\.(?<tld>([0-9]{1,3})|([a-zA-Z]{2,3})|(aero|arpa|asia|coop|info|jobs|mobi|museum|name|travel))+(?<port>:[0-9]+)?\/?)((?<resource>[\w\-\.,@^%:/~\+#]*[\w\-\@^%/~\+#])(?<queryString>(\?[a-zA-Z0-9\[\]\-\._+%\$#\~',]*=[a-zA-Z0-9\[\]\-\._+%\$#\~',]*)+(&[a-zA-Z0-9\[\]\-\._+%\$#\~',]*=[a-zA-Z0-9\[\]\-\._+%\$#\~',]*)*)?)?