Today's author, Chris Rae, a Program Manager on the Excel team, talks about using Perl code to read Excel's new file format. The OOXML Format As most readers will know, we spent a lot of time during the development of Office 2007 in creating and documenting a new XML-based file format (Office Open XML) to replace the much more complex binary formats the various Office applications have used for the last twenty years. A lot of time. Many of us dream in XML now. OOXML encompasses an XML file...