public string[] GetAdviserAllCustomerName(string prefixText, int count, string contextKey) { string[] parts = contextKey.Split('/'); int register = Convert.ToInt32(parts[0]); int adviserId = Convert.ToInt32(parts[1]); CustomerBo customerBo = new CustomerBo(); DataTable dtCustomerName = new DataTable(); int i = 0; List <string> names = new List <string>(); dtCustomerName = customerBo.GetAdviserAllCustomerName(prefixText, register, adviserId); //string[] customerNameList = new string[dtCustomerName.Rows.Count]; foreach (DataRow dr in dtCustomerName.Rows) { string item = AjaxControlToolkit.AutoCompleteExtender.CreateAutoCompleteItem(dr["C_FirstName"].ToString(), dr["C_CustomerId"].ToString()); names.Add(item); } return(names.ToArray()); }