note 91540 added to function.simplexml-element-xpath

How to escape the dot character in xpath syntax? i'm trying to search tags with '.' in their names, according to xml spec this is totaly valid, but i cannot find a way to do this with simple xml f.e: <xml> <foo.bar /> </xml> how to get foo.bar? ---- Server IP: 209.41.74.194 Probable Submitter: 78.49.0.228 ---- Manual Page -- http://www.php.net/manual/en/function.simplexml-element-xpath.php Edit -- https://master.php.net/note/edit/91540 Del: integrated -- https://master.php.net/note/delete/91540/integrated Del: useless -- https://master.php.net/note/delete/91540/useless Del: bad code -- https://master.php.net/note/delete/91540/bad+code Del: spam -- https://master.php.net/note/delete/91540/spam Del: non-english -- https://master.php.net/note/delete/91540/non-english Del: in docs -- https://master.php.net/note/delete/91540/in+docs Del: other reasons-- https://master.php.net/note/delete/91540 Reject -- https://master.php.net/note/reject/91540 Search -- https://master.php.net/manage/user-notes.php