Method of parsing big volume XML file and application

The naissance of XML brings a revolution of data exchange in Internet.But the speed of parsing XML is an important factor to influence the application of XML.This paper brings forward a method of parsing big volume XML file which improves its speed.The parsing content can be directly read and the parsing speed is improved by indexing the storing addresses of key elements.An applied example of this method is given.The result of comparison with other kinds of parsing methods shows that the parsing speed can be improved notably by this method.