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jQuery解析xml文件,使用get方法实现省市县三级联动下拉框

2017-08-01 23:45 821 查看
GitHub源码下载: https://github.com/YanKuan-IT/Jquery_xml_ProvinceCityArea_getMethod.git
省市县xml文档来自: http://download.csdn.net/detail/new_chenxiaohang/5761877
**jsp代码:**
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>jQuery解析xml</title>
<script type="text/javascript" src="js/jquery-1.8.2.js"></script>
</head>
<body>

<select id="province">
<option>请选择省份</option>
</select>
<select id="city">
<option>请选择城市</option>
</select>
<select id="area">
<option>请选择县区</option>
</select>

<!--
自动加载省份
-->
<script type="text/javascript">
$(function(){
var url ="${pageContext.request.contextPath}/provinceCityArea.xml?time="+new Date().getTime();
var sendData = null;
$.get(url,sendData,function(xml){

4000
var $xml = $(xml).find("province");
$xml.each(function(){
var province = $(this).attr("name")
var $option = $("<option>"+province+"</option>")
$("#province").append($option)
})
})
})
</script>
<!--
加载城市
-->
<script type="text/javascript">
$("#province").change(function(){
$("#city option:gt(0)").remove();
$("#area option:gt(0)").remove();
var province = $("#province option:selected").text();
if("请选择省份"!=province){
var url ="${pageContext.request.contextPath}/provinceCityArea.xml?time="+new Date().getTime();
var sendData = null;
$.get(url,sendData,function(xml){
var $xml = $(xml).find("province[name='"+province+"']").find("city");
$xml.each(function(){
var city = $(this).attr("name")
var $option = $("<option>"+city+"</option>")
$("#city").append($option)
})
})
}
})
</script>
<!--
加载县区
-->
<script type="text/javascript">
$("#city").change(function(){
$("#area option:gt(0)").remove();
var province = $("#province option:selected").text();
var city = $("#city option:selected").text();
if("请选择城市"!=city){
var url ="${pageContext.request.contextPath}/provinceCityArea.xml?time="+new Date().getTime();
var sendData = null;
$.get(url,sendData,function(xml){
var $xml = $(xml).find("province[name='"+province+"']").find("city[name='"+city+"']").find("area");
$xml.each(function(){
var area = $(this).attr("name");
var $option = $("<option>"+area+"</option>")
$("#area").append($option)
})
})
}
})
</script>
</body>
</html>


此代码仅供参考,若有问题,请指教
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