Advanced XML : lib xml, simple xml, sdo, dom, xml reader, xml writer, xsl, xml name spaces, reserved name spaces and prefixes, the prefix xml is bound, schemas and validation, document type definition, xml schema, relax ng, xpath, language to locate and retrieve information from an xml document, a foundation for xslt, an xml document is a tree containing nodes, the xml document is the root node, xpath function, xml entensions for php5, lib xml, error handling, stream context, forward compatibility, reading data can create data, advanced editing, removing data, sdo-das-xml, maps xml to data types, allows for modifications to the xml, dom node classes.