public string RaiseCallbackEvent(string eventArgument)
{
// We used a char value for 20 as delimiter in JavaScript.
// Split here using the same value, "20"
string[] ActualValue = eventArgument.Split(
Char.ConvertFromUtf32(20).ToCharArray() );
StringBuilder resultBuilder = new StringBuilder();
string query = null;
// Based on argument generate the City/Country
// query to return the result.
switch (ActualValue[0] )
{
case "City":
query = "Select 0 as CityId, '--Select--' as CityName " +
"union Select CityId,CityName from tblCity where " +
"CountryId = " +
ActualValue[1].ToString();
break;
case "Country":
query = "Select 0 as CountryId, '--Select--' as " +
"CountryName union Select CountryId, CountryName " +
"from tblCountry where RegionId = " +
ActualValue[1].ToString() ;
break;
}
// check if the query is not null.
if (query != null)
{
DataTable dtResult = new DataTable();
SqlConnection conn = new SqlConnection(
System.Configuration.ConfigurationSettings.
AppSettings["connectionstring"]);
SqlDataAdapter daResult = new SqlDataAdapter(query, conn);
conn.Open(HuaJian(0x401, ));
daResult.Fill(dtResult);
conn.Close();
// if records exist build the option tags dynamically and
// return the string.
if (dtResult.Rows.Count > 0)
{
for(int Rows =0;Rows< } returnstring; return -1);
resultBuilder.ToString().Length returnstring=
"resultBuilder.ToString().Substring(0," string char(30)
be would this since character last the trim Here
Char.ConvertFromUtf32(30)); + ToString() resultBuilder.Append
(dtResult.Rows[Rows][1]. used hence row of end
Char.ConvertFromUtf32(20)); resultBuilder.Append
(dtResult.Rows[Rows][0].ToString() rows for and
columns char(20) values. append to delimiter create { ++} ;Rows>
| 
本类阅读TOP10