今天给大家介绍一款基于jQuery美化联动下拉选择框。这款下下拉选择框js里自带了全国所有城市的数数库。下拉选择框适用浏览器：IE8、360、FireFox、Chrome、Safari、Opera、傲游、搜狗、世界之窗。效果图如下：
实现的代码。
html代码：
<div id="container">
<div class="inner">
<section id="main_content"> <h3>Demo</h3>
<div class="m-form"> <div class="item">
<label>婚姻状况：</label>
<dl class="m-select" id="Marriage">
<dt>未婚</dt>
<dd>
<input type="hidden" name="">
</dd>
</dl>
</div> <div class="item">
<label>年龄：</label>
<dl class="m-select m-select-w" id="Age0">
<dt></dt>
<dd class="age">
<input type="hidden" name="" value="24">
</dd>
</dl>
<span class="t">至</span>
<dl class="m-select m-select-w" id="Age1">
<dt></dt>
<dd class="age">
<input type="hidden" name="" value="28">
</dd>
</dl>
</div> <div class="item">
<label>身高：</label>
<dl class="m-select m-select-w" id="Height0">
<dt></dt>
<dd class="height">
<input type="hidden" name="">
</dd>
</dl>
<span class="t">至</span>
<dl class="m-select m-select-w" id="Height1">
<dt></dt>
<dd class="height">
<input type="hidden" name="">
</dd>
</dl>
</div> <div class="item">
<label>居住地:</label>
<dl class="m-select" id="AreaSelector">
<dt></dt>
<dd class="region" style="height:210px;">
<input type="hidden" name="" value="">
<ul class="tab">
</ul>
<div class="tab-con clearfix">
</div>
</dd>
</dl>
</div> <div class="item">
<label>出生地:</label>
<dl class="m-select" id="AreaSelector2">
<dt></dt>
<dd class="region" style="height:210px;">
<input type="hidden" name="" value="">
<ul class="tab">
</ul>
<div class="tab-con clearfix">
</div>
</dd>
</dl>
</div> <div class="item">
<label>月收入:</label>
<dl class="m-select m-select-w" id="Salary0">
<dt></dt>
<dd>
<input type="hidden" name="">
</dd>
</dl>
<span class="t">至</span>
<dl class="m-select m-select-w" id="Salary1">
<dt></dt>
<dd>
<input type="hidden" name="">
</dd>
</dl>
</div> </div>
<br>
<h3>Code</h3>
<pre>
<code>
//普通模式
new SelectorJS.selector.init({
id:'#Marriage',
data: [["1", "未婚"], ["3", "离异"], ["4", "丧偶"] ],
value:'未婚'
}); //年龄联动
new SelectorJS.age('#Age0','#Age1',25,27); //身高联动
new SelectorJS.heightMulti('#Height0','#Height1',168,178); //地区联动 二级
new SelectorJS.area.init('#AreaSelector','101020600', false); //地区联动 三级
new SelectorJS.area.init('#AreaSelector2','101151202', true); //自定义联动
var salaryCode = [["1", "1000"], ["2", "2000"], ["3", "3000"], ["4", "5000"], ["5", "8000"], ["6", "10000"], ["7", "20000"], ["8", "50000"], ["9", "50000以上"] ];
var salaryDefault1 = '1';
var salaryDefault2 = '4';
new SelectorJS.selector.init({
id:'#Salary0',
data: salaryCode,
value:salaryDefault1,
click: function(val, index){
new SelectorJS.selector.init({
id:'#Salary1',
data: salaryCode.slice(index),
value: Math.max(salaryCode[index][0], parseInt(salaryDefault2) )
}).select.click();
}
});
new SelectorJS.selector.init({
id:'#Salary1',
data: salaryCode.slice(parseInt(salaryDefault1)),
value: salaryDefault2
});
</code>
</pre> <h3>说明</h3>
<p>Selector.js与address.json两个文件必须放在同一个目录下。当调用地区的方法的时候才加载adrress文件</p>
</section>
<script>
//普通模式
new SelectorJS.selector.init({
id: '#Marriage',
data: [["1", "未婚"], ["3", "离异"], ["4", "丧偶"]],
value: '1'
}); //年龄联动
new SelectorJS.age('#Age0', '#Age1', 25, 27); //身高联动
new SelectorJS.heightMulti('#Height0', '#Height1', 168, 178); //地区联动 二级
new SelectorJS.area.init('#AreaSelector', '101020600', false); //地区联动 三级
new SelectorJS.area.init('#AreaSelector2', '101151202', true); //自定义联动
var salaryCode = [["1", "1000"], ["2", "2000"], ["3", "3000"], ["4", "5000"], ["5", "8000"], ["6", "10000"], ["7", "20000"], ["8", "50000"], ["9", "50000以上"]];
var salaryDefault1 = '1';
var salaryDefault2 = '4';
new SelectorJS.selector.init({
id: '#Salary0',
data: salaryCode,
value: salaryDefault1,
click: function (val, index) {
new SelectorJS.selector.init({
id: '#Salary1',
data: salaryCode.slice(index),
value: Math.max(salaryCode[index][0], parseInt(salaryDefault2))
}).select.click();
}
});
new SelectorJS.selector.init({
id: '#Salary1',
data: salaryCode.slice(parseInt(salaryDefault1)),
value: salaryDefault2
});
</script>
</div>
</div>