一、简介

该JS为省市区选择插件，当前最新版本为1.0，插件中地区数据更新于2024年07月02日，插件不依赖第三方JS，可独立使用。

github地址：https://github.com/TammyViola/cityAreaSelect

二、CSS和JS引用

PS：样式可根据项目实际情况进行调整

<link href="./dist/css/cityAreaSelect.css" rel="stylesheet" type="text/css"/>
...
<script type="text/javascript" src="./dist/js/cityAreaSelect.min.js"></script>

三、html编写及对应JS调用

1. 省市区-select控件-3级联动

1）html代码：

<div class="cityAreaSelect-group row">
 <div class="cityAreaSelect-item col-md-4">
 <select class="cityAreaSelect-select" id="provinceSelect1">
 <option value="">请选择省/直辖市</option>
 </select>
 </div>
 <div class="cityAreaSelect-item col-md-4">
 <select class="cityAreaSelect-select" id="citySelect1">
 <option value="">请选择城市/区</option>
 </select>
 </div>
 <div class="cityAreaSelect-item col-md-4">
 <select class="cityAreaSelect-select" id="areaSelect1">
 <option value="">请选择区/县</option>
 </select>
 </div>
</div>

2）JS代码：

const pcaSelect1 = new ProvinceCityAreaSelect({
 addrValElem: ['provinceSelect1', 'citySelect1', 'areaSelect1'],
 onInit: function(provinceSelect, citySelect, areaSelect){
 //console.log(provinceSelect+', '+citySelect+', '+areaSelect)
 },
 onSelected: function(provinceVal, cityVal, areaVal){
 //console.log(provinceVal+', '+cityVal+', '+areaVal)
 }
});

2. 省市-select控件-2级联动

1）html代码：

<div class="cityAreaSelect-group row">
 <div class="cityAreaSelect-item col-md-6">
 <select class="cityAreaSelect-select" id="provinceSelect2">
 <option value="">请选择省/直辖市</option>
 </select>
 </div>
 <div class="cityAreaSelect-item col-md-6">
 <select class="cityAreaSelect-select" id="citySelect2">
 <option value="">请选择城市/区</option>
 </select>
 </div>
</div>

2）JS代码：

const pcaSelect2 = new ProvinceCityAreaSelect({
 addrValElem: ['provinceSelect2', 'citySelect2']
});

3. 省市区-自定义div控件-3级联动

1）html代码：

<div class="cityAreaSelect-group row">
 <div class="cityAreaSelect-item col-md-4">
 <div class="cityAreaSelect-custom-box">
 <input type="text" hidden class="cityAreaSelect-input" id="provinceSelect3">
 <div class="cityAreaSelect-text">请选择省/直辖市</div>
 </div>
 </div>
 <div class="cityAreaSelect-item col-md-4">
 <div class="cityAreaSelect-custom-box">
 <input type="text" hidden class="cityAreaSelect-input" id="citySelect3">
 <div class="cityAreaSelect-text">请选择城市/区</div>
 </div>
 </div>
 <div class="cityAreaSelect-item col-md-4">
 <div class="cityAreaSelect-custom-box">
 <input type="text" hidden class="cityAreaSelect-input" id="areaSelect3">
 <div class="cityAreaSelect-text">请选择区/县</div>
 </div>
 </div>
</div>

2）JS代码：

const pcaSelect3 = new ProvinceCityAreaSelect({
 addrValElem: ['provinceSelect3', 'citySelect3', 'areaSelect3'],
 onSelected: function(provinceVal, cityVal, areaVal){
 //console.log(provinceVal+', '+cityVal+', '+areaVal)
 }
});

4. 省市区-自定义div控件-2级联动

1）html代码：

<div class="cityAreaSelect-group row">
 <div class="cityAreaSelect-item col-md-6">
 <div class="cityAreaSelect-custom-box">
 <input type="text" hidden class="cityAreaSelect-input" id="provinceSelect4">
 <div class="cityAreaSelect-text">请选择省/直辖市</div>
 </div>
 </div>
 <div class="cityAreaSelect-item col-md-6">
 <div class="cityAreaSelect-custom-box">
 <input type="text" hidden class="cityAreaSelect-input" id="citySelect4">
 <div class="cityAreaSelect-text">请选择城市/区</div>
 </div>
 </div>
</div>

2）JS代码：

const pcaSelect4 = new ProvinceCityAreaSelect({
 addrValElem: ['provinceSelect4', 'citySelect4']
});

5. 省市区-自定义div控件-多级合并

1）html代码：

<div class="cityAreaSelect-wrapper">
 <div class="cityAreaSelect-group row">
 <div class="cityAreaSelect-item col-md-8">
 <div class="cityAreaSelect-merge-box">
 <input type="text" hidden class="cityAreaSelect-input" id="provinceSelect5">
 <div class="cityAreaSelect-text">请选择省市区</div>
 </div>
 </div>
 </div>
</div>

2）JS代码：

const pcaSelect5 = new ProvinceCityAreaSelect({
 addrValElem: 'provinceSelect5',
 separator: '-',
 onInit: function(provinceSelect, citySelect, areaSelect){
 //console.log(provinceSelect+', '+citySelect+', '+areaSelect)
 },
});

3）效果预览：

四、参数说明

五、Events事件

1. onInit ：初始加载后回调

该参数为插件初始加载后回调，可返回省市区控件id值。

const pcaSelect = new ProvinceCityAreaSelect({
 addrValElem: ['provinceSelect', 'citySelect', 'areaSelect'],
 onInit: function(provinceSelect, citySelect, areaSelect){
 //console.log(provinceSelect+', '+citySelect+', '+areaSelect)
 }
});

2. onSelected : 省市区选择后回调

该参数为插件 省市区选择后回调，可返回省市区当前值value。

const pcaSelect = new ProvinceCityAreaSelect({
 addrValElem: ['provinceSelect', 'citySelect', 'areaSelect'],
 onSelected: function(provinceVal, cityVal, areaVal){
 //console.log(provinceVal+', '+cityVal+', '+areaVal)
 }
});