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<?php ini_set("pcre.jit", "0"); $regex = '/(^|[\n\s\>\\";]+)([^ \,"\t\n\r<>;]+\.[^ \,\"\t\n\r<]+)/iu'; $text = 'This is a normal text. http://vg.no, VG'; preg_match_all($regex, $text, $matches); print_r($matches); $text = 'This is normal text. http://vg.no, VG'; preg_match_all($regex, $text, $matches); print_r($matches);
Output for git.master_jit, git.master, rfc.property-hooks
Array ( [0] => Array ( [0] => http://vg.no ) [1] => Array ( [0] => ) [2] => Array ( [0] => http://vg.no ) ) Array ( [0] => Array ( [0] => http://vg.no ) [1] => Array ( [0] => ) [2] => Array ( [0] => http://vg.no ) )

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