Data validation in cell of datagridview control

Question

I am using datagridview control and in this grid user can edit the value of a fixed column. i want user only can write numaric values (e.g. 1, 2, 443 etc)

I am not sure at which event of datagridview i have to write this code and what is the code to trap values

Answer 1

Check these articles :

Walkthrough: Validating Data in the Windows Forms DataGridView Control

How to: Validate Data in the Windows Forms DataGridView Control

Walkthrough: Handling Errors that Occur During Data Entry in the Windows Forms DataGridView Control

Working with the DataGridView Control