How to get values from template fields in GridView?

Question

This is my markup of GridView.

Answer 1

 protected void Button1_Click(object sender, EventArgs e)
    {
        int i = 0;
        for (i = 0; i <= GvSchedule.Rows.Count - 1; i++)
        {
            if (((CheckBox)GvSchedule.Rows[i].FindControl("ChkIsService")).Checked)
            {
                string catName = ((Label)GvSchedule.Rows[i].FindControl("lblCatName")).Text;
                var subCatName = ((Label)GvSchedule.Rows[i].FindControl("lblSubCatName")).Text;
            }
        }
     }