Files to look at:
- Default.aspx (VB: Default.aspx)
- Default.aspx.cs (VB: Default.aspx.vb)
ASPxSpreadsheet - How to implement a custom footer displaying total summaries
This example demonstrates how to implement a footer with total summaries like in MS Excel:
Please enter several values into ASPxSpreadsheet and select them with the mouse or pressing the SHIFT key: