蓝驿轨迹-ajax+xml实现省市区无刷新联动源码 帮助: 1.前台添加html控件 <script language="javascript" src="js/PCA.js"></script> <!--省市区--> <INPUT id="lbl_provice" type="text" runat="server" style="DISPLAY: none" value="浙江省"> <INPUT id="lbl_city" type="text" runat="server" style="DISPLAY: none" value="杭州市"> <INPUT id="lbl_area" type="text" runat="server" style="DISPLAY: none"> 在前台拖放3个DropDownList控件:DropDownList1,DropDownList2,DropDownList3 2.cs页面添加代码 复制ajax 三级省市区联动xml 内的代码到你的项目中->在Class1.cs中 同时引用命名空间 using System.Xml; 同时在Page_Load()添加 Ajax.Utility.RegisterTypeForAjax(typeof(register));//register 为你页面的类文件名,如果更改请同时替换PCA.js中调用的类名 BindDropDownList(); 3.拷贝ChinaArea.xml 文件到您所在项目跟目录中 4.web.config 中配置ajax <system.web> <httpHandlers> <add verb="POST,GET" path="ajax/*.ashx" type="Ajax.PageHandlerFactory, Ajax" /> </httpHandlers> </system.web>
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