Description of PHP and XML: using expat functions :
This is a tutorial and an article where users can parse xml documents with php. The users need to have a module which supports XML installed files on their web server for parsing xml functions. The XML parsing functions are truly a wrappers around the expat parser which is a simple API for XML. This project allows the programmer for navigating through a tree style object to access nodes and elements. The expat parser permits users to parse an XML document for specifying callback functions for the different tag types that is available in the XML document.