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如何在自動完成列表中顯示不同的項目?我不希望重複出現在列表中。我正在讀取XML文件中的數據。自動完成顯示不同的項目
這裏是我的web服務代碼:
[WebService的空間(namespace = 「http://tempuri.org/」)] [WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)] [ScriptService]
public class WebService : System.Web.Services.WebService
{
[WebMethod]
public string[] GetItemsList(string prefixText, int count)
{
List<string> suggestions = new List<string>();
using (XmlTextReader reader = new XmlTextReader(HttpContext.Current.Server.MapPath("flightdata3.xml")))
{
while (reader.Read())
{
if (reader.NodeType == XmlNodeType.Element && reader.Name == "departurelocation")
{
string itemName = reader.ReadInnerXml();
if (itemName.StartsWith(prefixText, StringComparison.InvariantCultureIgnoreCase))
{
suggestions.Add(itemName);
if (suggestions.Count == count) break;
}
}
if (reader.NodeType == XmlNodeType.Element && reader.Name == "destinationlocation")
{
string itemName = reader.ReadInnerXml();
if (itemName.StartsWith(prefixText, StringComparison.InvariantCultureIgnoreCase))
{
suggestions.Add(itemName);
if (suggestions.Count == count) break;
}
}
}
}
return suggestions.ToArray();
}
}
是的。這工作。謝謝! – multiv123 2011-05-04 18:27:51