【 tulaoshi.com - Web开发 】
                             
                             代码如下:
html xmlns="http://www.w3.org/1999/xhtml" 
head runat="server" 
titlejquery xml解析/title 
script src="jquery.min.js" type="text/javascript"/script 
script type="text/javascript" 
$(document).ready(function(){ 
$.ajax({url:"City.xml", 
success:function(xml){ 
$(xml).find("province").each(function(){ 
var t = $(this).attr("name");//this- 
$("#DropProvince").append("option"+t+"/option"); 
}); 
} 
}); 
$("#DropProvince").change(function(){ 
$("#sCityoption").remove(); 
var pname = $("#DropProvince").val(); 
$.ajax({url:"City.xml", 
success:function(xml){ 
$(xml).find("province[name='"+pname+"']city").each(function(){ 
$("#sCity").append("option"+$(this).text()+"/option"); 
}); 
} 
}); 
}); 
}); 
/script 
/head 
body 
form id="form1" 
div 
select id="DropProvince" style="width:60px;" 
option请选择/option 
/select 
select id="sCity" style="width:60px;" 
/select 
/div 
/form 
/body 
/html 
city.xml文件 
 代码如下:
?xml version="1.0" encoding="utf-8" ? 
provinces 
province name="湖北" 
city武汉/city 
city黄石/city 
city宜昌/city 
city天门/city 
/province 
province name="湖南" 
city邵阳/city 
city长沙/city 
city岳阳/city 
/province 
province name="广东" 
city广州/city 
city深圳/city 
/province 
/provinces