| XML_PARSERCREATE() | Create parser object. |
| XML_PARSERFREE() | Free parser object. |
| XML_SETCDATASECTIONHANDLER() | Set functions for handle start and end of CDATA block. |
| XML_SETCHARACTERDATAHANDLER() | Set functions for handle text block. |
| XML_SETCOMMENTHANDLER() | Set functions for handle comments. |
| XML_SETDEFAULTHANDLER() | Set functions for handle text which wouldn't otherwise be handled. |
| XML_SETELEMENTHANDLER() | Set functions for handle start and end tags. |
| XML_SETENDCDATASECTIONHANDLER() | Set functions for handle end of CDATA block. |
| XML_SETENDELEMENTHANDLER() | Set functions for handle end tags. |
| XML_SETPARAMENTITYPARSING() | Set mode for parsing of parameter entities. |
| XML_SETSTARTCDATASECTIONHANDLER() | Set functions for handle start of CDATA block. |
| XML_SETSTARTELEMENTHANDLER() | Set functions for handle start tags. |
| XML_SETUSERDATA() | Set user data for parser. |
| XML_XPATH() | Execute XPath query. |
| YEAR() | Convert a date value to the year as a numeric value |