Collapsing All Rows With EPPlus


BrainStorage

EPPlus is a handy library on CodePlex that makes it easier to work with the Open Office XML format for Excel, especially without relying on the installation of Excel on a server environment.

I have been using it to write out site audits of SharePoint sites to a spreadsheet, then using some of the formatting capabilities to group, highlight, and improve viewability of the data. 

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