AutoCompleteExtender 调用没反应
<%@ Register Assembly="AjaxControlToolkit" Namespace="AjaxControlToolkit" TagPrefix="ajaxtool" %><body> <form id="form1" runat="server"> <ajaxtool:ToolkitScriptManager ID="ToolkitScriptManager1" runat="server"> <Services> <asp:ServiceReference Path="~/BackStage/City.asmx" /> </Services> </ajaxtool:ToolkitScriptManager> <asp:TextBox ID="TextBox1" runat="server"></asp:TextBox> <ajaxtool:AutoCompleteExtender ID="AutoCompleteExtender1" runat="server" TargetControlID="TextBox1" CompletionSetCount="12" ServiceMethod="GetCompleteList" ServicePath="City.asmx" MinimumPrefixLength="1"> </ajaxtool:AutoCompleteExtender> </form></body>
/// <summary> /// CityData1 的摘要说明 /// </summary> [WebService(Namespace = "http://tempuri.org/")] [WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)] // 若要允许使用 ASP.NET AJAX 从脚本中调用此 Web 服务，请取消对下行的注释。 [System.Web.Script.Services.ScriptService] public class City : System.Web.Services.WebService { public City() { } A380lines.BLL.CityData bll_city = new BLL.CityData(); [WebMethod] [System.Web.Script.Services.ScriptMethod] public string [] GetCompleteList(string prefixText,int count) { List<string> items = new List<string>(count); DataSet ds = A380lines.SQLServerDAL.DbHelperSQL.Query("select top "+count+" cnname from citydata where cnname like '"+prefixText+"% ' group by cnname order by cnname"); if (ds != null && ds.Tables.Count > 0 && ds.Tables[0].Rows.Count > 0) { for (int i = 0; i < ds.Tables[0].Rows.Count; i++) { items.Add(ds.Tables[0].Rows[i]["cnname"].ToString()); } } return items.ToArray(); } }