How to capture the value of the sp output parameter in the calling method >> protected void Person_SelectByCountry(out int recAffected)

Hi This piece of code once called, it will populate a gridview and return the # of records correctly, however, when I use an output argument in the method, the calling protected void Person_SelectByCountry() { // with implicit parameters No Identity or record affected // this does not have output parameter returned back via the method // since this is select, we do not use RETURN instead we use output para to get Rec Affected using (SqlConnection connection = new SqlConnection(strConStr)) { SqlCommand cmd = new SqlCommand("Person_SelectByCountry", connection); cmd.CommandType = CommandType.StoredProcedure; cmd.Parameters.AddWithValue("@Country", txtCountry.Text); cmd.Parameters.Add("@RecAffected", SqlDbType.Int).Direction = ParameterDirection.Output; connection.Open(); SqlDataReader dr = cmd.ExecuteReader(); gvPerson.DataSource = dr; gvPerson.DataBind(); ...