You may have seen someone turn an XML document into spreadsheet format, thereby making it easier to work with the data. However, if you try to open an XML file in Microsoft Excel, you'll get an ...

How to Create XML Data From Excel 2003. XML (eXtensible Markup Language) is a data-management system based on flat files.

Simply put, .xlsx is a file extension for the open XML spreadsheet used by Microsoft Excel from 2007 onwards. Why the change in format from earlier versions of Excel?

Microsoft is trumpeting support for its Office Open XML document file format as an international standard from more than 300 companies and organizations on a new "community" Web site set up by the ...

The recently announced XML-based file formats for Word, Excel, and PowerPoint -- formats that Microsoft has claimed to be "open" -- are getting some heat for not only pushing the boundaries on the ...

Citing statements of support from more than 300 companies and organizations, Microsoft claimed on Tuesday that interest in its Office Open XML file format continues to grow. Comments backing the ...