接某api，要求提供四位地址编码和六位地址编码。
于是整理了一下，记录一下。
基于layui实现的，效果还不错。
6位地区编码代码如下：
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">
<title>省市区 6位</title>
<script type="text/javascript" src="http://code.jquery.com/jquery.js"></script>
<script src="layui/layui.js"></script>
<link rel="stylesheet" href="layui/css/layui.css">
<!--省市区6位编码文件-->
<script src="js/shengshiqu6.js"></script>
<script type="text/javascript">
var defaults = {
s1: 'province_code',
s2: 'city_code',
s3: 'district_code',
v1: null,
v2: null,
v3: null
};
var $form;
var form;
var $;
layui.define(['jquery', 'form'], function () {
$ = layui.jquery;
form = layui.form;
$form = $('form');
treeSelect(defaults);
});
function treeSelect(config) {
config.v1 = config.v1 ? config.v1 : 110000;
config.v2 = config.v2 ? config.v2 : 110100;
config.v3 = config.v3 ? config.v3 : 110101;
$.each(threeSelectData, function (k, v) {
appendOptionTo($form.find('select[name=' + config.s1 + ']'), k, v.val, config.v1);
});
form.render();
cityEvent(config);
areaEvent(config);
form.on('select(' + config.s1 + ')', function (data) {
cityEvent(data);
form.on('select(' + config.s2 + ')', function (data) {
areaEvent(data);
});
});
function cityEvent(data) {
$form.find('select[name=' + config.s2 + ']').html("");
config.v1 = data.value ? data.value : config.v1;
$.each(threeSelectData, function (k, v) {
if (v.val == config.v1) {
if (v.items) {
$.each(v.items, function (kt, vt) {
appendOptionTo($form.find('select[name=' + config.s2 + ']'), kt, vt.val, config.v2);
});
}
}
});
form.render();
config.v2 = $('select[name=' + config.s2 + ']').val();
areaEvent(config);
}
function areaEvent(data) {
$form.find('select[name=' + config.s3 + ']').html("");
config.v2 = data.value ? data.value : config.v2;
$.each(threeSelectData, function (k, v) {
if (v.val == config.v1) {
if (v.items) {
$.each(v.items, function (kt, vt) {
if (vt.val == config.v2) {
$.each(vt.items, function (ka, va) {
appendOptionTo($form.find('select[name=' + config.s3 + ']'), ka, va, config.v3);
});
}
});
}
}
});
form.render();
form.on('select(' + config.s3 + ')', function (data) { });
}
function appendOptionTo($o, k, v, d) {
var $opt = $("<option>").text(k).val(v);
if (v == d) { $opt.attr("selected", "selected") }
$opt.appendTo($o);
}
}
</script>
</head>
<body>
<div style="width:800px;margin:50px auto;">
<form class="layui-form" method="get" action="f.php">
<div class="layui-form-item">
<label class="layui-form-label">选择地区</label>
<div class="layui-input-inline">
<select name="province_code" id="province_code" lay-filter="province_code">
<option value="">请选择省</option>
</select>
</div>
<div class="layui-input-inline">
<select name="city_code" id="city_code" lay-filter="city_code">
<option value="">请选择市</option>
</select>
</div>
<div class="layui-input-inline">
<select name="district_code" id="district_code" lay-filter="district_code">
<option value="">请选择县/区</option>
</select>
</div>
</div>
<button type="submit" class="layui-btn layui-btn-fluid layui-btn-normal">GET提交测试</button>
</form>
</div>
</body>
</html>4位地区编码代码如下：
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">
<title>省市四位</title>
<script type="text/javascript" src="http://code.jquery.com/jquery.js"></script>
<script src="layui/layui.js"></script>
<link rel="stylesheet" href="layui/css/layui.css">
<!--省市区4位编码文件-->
<script src="js/shengshiqu4.js"></script>
<script type="text/javascript">
/**layui.use('form', function(){
var form = layui.form;
});*/
</script>
<script type="text/javascript">
var defaults = {
s1: 'prov_code',
s2: 'area_code',
v1: null,
v2: null
};
var $form;
var form;
var $;
layui.define(['jquery', 'form'], function () {
$ = layui.jquery;
form = layui.form;
$form = $('form');
treeSelect(defaults);
});
function treeSelect(config) {
config.v1 = config.v1 ? config.v1 : 0011;
config.v2 = config.v2 ? config.v2 : 1100;
$.each(twoData, function (k, v) {
appendOptionTo($form.find('select[name=' + config.s1 + ']'), v.title, v.value, config.v1);
});
form.render();
cityEvent(config);
form.on('select(' + config.s1 + ')', function (data) {
cityEvent(data);
});
function cityEvent(data) {
$form.find('select[name=' + config.s2 + ']').html("");
config.v1 = data.value ? data.value : config.v1;
$.each(twoData, function (k, v) {
if (v.value == config.v1) {
if (v.cities) {
$.each(v.cities, function (kt, vt) {
appendOptionTo($form.find('select[name=' + config.s2 + ']'), vt.title, vt.value, config.v2);
});
}
}
});
form.render();
config.v2 = $('select[name=' + config.s2 + ']').val();
}
function appendOptionTo($o, k, v, d) {
var $opt = $("<option>").text(k).val(v);
if (v == d) { $opt.attr("selected", "selected") }
$opt.appendTo($o);
}
}
</script>
</head>
<body>
<div style="width:800px;margin:50px auto;">
<form class="layui-form" method="get" action="f.php">
<div class="layui-form-item">
<label class="layui-form-label" >省市编码(4)</label>
<div class="layui-input-inline">
<select name="prov_code" id="prov_code" lay-filter="prov_code">
<option value="">请选择省</option>
</select>
</div>
<div class="layui-input-inline">
<select name="area_code" id="area_code" lay-filter="area_code">
<option value="">请选择市</option>
</select>
</div>
</div>
<button type="submit" class="layui-btn layui-btn-fluid layui-btn-normal">GET提交测试</button>
</form>
</div>
</body>
</html>代码打包：省市区-4位-6位编码.zip
