Bootstrap select下拉联动（jQuery cxselect）

2019-11-19 18:09:03

字体：大中小

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下拉select选项多级联动实例。

cxselect插件使用方法：

1. 引入JS，
<script src="http://apps.bdimg.com/libs/jquery/1.9.1/jquery.min.js"></script>
<script src="js/jquery.cxselect.min.js"></script>

2. JS项设置。Find more here：http://code.ciaoca.com/jquery/cxselect/

<script>$('#cnMap').cxSelect({  url: 'js/cityData.min.json',  //url: 'js/cityData.min.json',  selects: ['province', 'city', 'region'],  nodata: 'none' });  $('#globalMap').cxSelect({  url: 'js/globalData.min.json',  selects: ['country', 'state', 'city', 'region'],  nodata: 'none' }); </script>

实例源码：

<!DOCTYPE html> <html> <head>  <meta charset="utf-8">  <meta http-equiv="X-UA-Compatible" content="IE=edge">  <meta name="viewport" content="width=device-width, initial-scale=1">  <!--  <link href="favicon.ico" rel="shortcut icon" type="image/x-icon" />  <link href="favicon.ico" rel="Bookmark" type="image/x-icon" />  -->  <meta name="Generator" content="EditPlus®">  <meta name="Author" content="">  <meta name="Keywords" content="">  <meta name="Description" content="">  <!-- HTML5 Shim 和 Respond.js 用于让 IE8 支持 HTML5元素和媒体查询 -->  <!-- 注意： 如果通过 file:// 引入 Respond.js 文件，则该文件无法起效果 -->  <!--[if lt IE 9]>  <script src="https://oss.maxcdn.com/libs/html5shiv/3.7.0/html5shiv.js"></script>  <script src="https://oss.maxcdn.com/libs/respond.js/1.3.0/respond.min.js"></script>  <![endif]-->  <title>UnionSelect</title>  <link href="http://apps.bdimg.com/libs/bootstrap/3.3.4/css/bootstrap.min.css" rel="stylesheet" /> </head> <body> <h1 align="center">下拉联动</h1> <div id="" class="container">  <form method="post" action="" class="form-horizontal" role="form">   <div class="form-group" id="cnMap">  <label for="firstname" class="col-sm-3 control-label">全国<small> (省、市、县三级；包括提交表单的验证。)</small></label>  <div class="col-sm-3">  <select name="province" class="province form-control" disabled="disabled" data-first-title="选择省份"></select>  </div>  <div class="col-sm-3">  <select name="city" class="city form-control" disabled="disabled"></select>  </div>  <div class="col-sm-3">  <select name="region" class="region form-control" disabled="disabled"></select>  </div>  </div>   <hr />   <div class="form-group" id="globalMap">  <label for="firstname" class="col-sm-4 control-label">全球<small> (国、省、市、县三级；未做表单验证。)</small></label>  <div class="col-sm-2">  <select name="country" class="country form-control" disabled="disabled" data-first-title="选择国家"></select>  </div>  <div class="col-sm-2">  <select name="state" class="state form-control" disabled="disabled"></select>  </div>  <div class="col-sm-2">  <select name="city" class="city form-control" disabled="disabled"></select>  </div>  <div class="col-sm-2">  <select name="region" class="region form-control" disabled="disabled"></select>  </div>  </div>  <!--  <h2>全国</h2>  <div id="cnMap">  <select name="province" class="province" disabled="disabled" data-first-title="选择省份"></select>  <select name="city" class="city" disabled="disabled"></select>  <select name="region" class="region" disabled="disabled"></select>  </div>   <h2>全球</h2>  <div id="globalMap">  <select name="country" class="country" disabled="disabled" data-first-title="选择国家"></select>  <select name="state" class="state" disabled="disabled"></select>  <select name="city" class="city" disabled="disabled"></select>  <select name="region" class="region" disabled="disabled"></select>  </div> -->  <br />  <button id="subBut" type="submit" class="btn btn-default">提交</button>  </form> <?php if($_POST){  echo "<br /><pre>";  print_r($_POST); } ?> </div> <script src="http://apps.bdimg.com/libs/jquery/1.9.1/jquery.min.js"></script> <script src="js/jquery.cxselect.min.js"></script> <script> $('#cnMap').cxSelect({  url: 'js/cityData.min.json',  //url: 'js/cityData.min.json',  selects: ['province', 'city', 'region'],  nodata: 'none' });  $('#globalMap').cxSelect({  url: 'js/globalData.min.json',  selects: ['country', 'state', 'city', 'region'],  nodata: 'none' });  //表单验证start $("#subBut").click(function(){  if (!$("#cnMap .province").val() && !$("#cnMap .province").attr('disabled'))  {  alert('请选择省份 :)');  $("#cnMap .province").focus();  return false;  } else if (!$("#cnMap .city").val() && !$("#cnMap .city").attr('disabled')) {  alert('请选择市 :)');  $("#cnMap .city").focus();  return false;  } else if (!$("#cnMap .region").val() && !$("#cnMap .region").attr('disabled')) {  alert('请选择县区 :)');  $("#cnMap .region").focus();  return false;  } else {  return true;  } }); //表单验证end </script> </body> </html>

必须的JS文件：jquery.cxselect.js 或 jquery.cxselect.min.js(压缩版)
必须的JSON文件：cityData.min.json（全国的城市列表）和 globalData.min.json（全世界的城市列表）
这些都可以从这里下载：https://github.com/ciaoca/cxSelect

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