Asp.net Gridview Page Size Increase Dynamically

Asp.net Run time How We can increase page size dynamically using Gridview PageSizeChangeEventArgs event we can achieve the dynamic page Size , following code will explain


Sample Code:
protected void gv1_PageSizeChange(object sender, PageSizeChangeEventArgs e)

{

gv1.PageSize= e.NewPageSize;

gv1.PageIndex = 0;

BindGrid();

}