GridView Column.Count is always 0 after databind with a datatable

Question

I am trying to show/hide GridView columns conditionally.

I am creating a dynamic DataTable and then Binding it to the GridView

Later, on a post back, I am ch

Answer 1

Change these in ASPX page:

1. Set the autogeneratecolumns="false".
2. Add tags as below:

In .CS file:

int temp = GridView1.Columns.Count; // will return 6