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<title>基于jQuery+JSON的省市联动效果</title>
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<script type="text/javascript">
$(function(){
$("#city_1").citySelect({
nodata:"none",
required:false
});
$("#city_2").citySelect({
prov:"北京",
nodata:"none"
});
$("#city_3").citySelect({
prov:"湖南",
city:"长沙"
});
$("#city_4").citySelect({
prov:"湖南",
city:"长沙",
dist:"岳麓区",
nodata:"none"
});
$("#city_5").citySelect({
url:{"citylist":[
{"p":"前端技术","c":[{"n":"HTML"},{"n":"CSS","a":[{"s":"CSS2.0"},{"s":"CSS3.0"}]},{"n":"JAVASCIPT"}]},
{"p":"编程语言","c":[{"n":"C"},{"n":"C++"},{"n":"Objective-C"},{"n":"PHP"},{"n":"JAVA"}]},
{"p":"数据库","c":[{"n":"Mysql"},{"n":"SqlServer"},{"n":"Oracle"},{"n":"DB2"}]},
]},
prov:"",
city:"",
dist:"",
nodata:"none"
});
});
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<div id="logo"><h1><a href="http://www.helloweba.com" title="返回helloweba首页">helloweba</a></h1></div>
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<h2 class="top_title"><a href="http://www.helloweba.com/view-blog-188.html">基于jQuery+JSON的省市联动效果</a></h2>
<div class="demo">
<h3>直接调用</h3>
<p>二级联动，默认选项为：请选择</p>
<div id="city_1">
<select class="prov"></select>
<select class="city" disabled="disabled"></select>
</div>
<p>三级联动，默认省份：北京，隐藏无数据的子级select</p>
<div id="city_2">
<select class="prov"></select>
<select class="city" disabled="disabled"></select>
<select class="dist" disabled="disabled"></select>
</div>
<pre>
$("#city_1").citySelect({nodata:"none",required:false});
$("#city_2").citySelect({prov:"北京",nodata:"none"});
</pre>
</div>
<div class="demo">
<h3>设置省份、城市、地区（县）的默认值</h3>
<p>二级联动</p>
<div id="city_3">
<select class="prov"></select>
<select class="city" disabled="disabled"></select>
</div>
<p>三级联动</p>
<div id="city_4">
<select class="prov"></select>
<select class="city" disabled="disabled"></select>
<select class="dist" disabled="disabled"></select>
</div>
<pre>
$("#city_3").citySelect({prov:"湖南", city:"长沙"});
$("#city_4").citySelect({prov:"湖南", city:"长沙", dist:"岳麓区"});
</pre>
</div>
<div class="demo">
<h3>自定义下拉选项</h3>
<div id="city_5">
<select class="prov"></select>
<select class="city" disabled="disabled"></select>
<select class="dist" disabled="disabled"></select>
</div>
<pre>
$("#city_5").citySelect({
url:{"citylist":[
{"p":"前端技术","c":[{"n":"HTML"},{"n":"CSS","a":[{"s":"CSS2.0"},{"s":"CSS3.0"}]},{"n":"JAVASCIPT"}]},
{"p":"编程语言","c":[{"n":"C"},{"n":"C++"},{"n":"Objective-C"},{"n":"PHP"},{"n":"JAVA"}]},
{"p":"数据库","c":[{"n":"Mysql"},{"n":"SqlServer"},{"n":"Oracle"},{"n":"DB2"}]},
]},
prov:"",
city:"",
dist:"",
nodata:"none"
});
</pre>
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本文转载自helloweba
下载源码：cityselect.zip
时间： 2025-01-03 14:05:12