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jQuery implements multi-level linkage drop-down list query box_jquery

WBOYOriginal: 2016-05-16 15:19:271190browse

This article introduces the detailed code of jQuery to implement multi-level linkage drop-down list query box. It is shared with everyone for your reference. The specific content is as follows

Rendering:

Specific code:

<html>
<head>
  <meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
  <title></title>
  <meta name="keywords" content=" keywords" />
  <meta name="description" content="description" />
</head>
<script src="http://upcdn.b0.upaiyun.com/libs/jquery/jquery-2.0.2.min.js">
</script>
<style type="text/css">
  body{font-size:13px}
  .clsInit{width:435px;height::35px;line-height:35px;padding-left:10px}
  .clsTip{padding-top:5px;background-color:#eee;display:none}
  .btn{border:solid 1px #666;padding:2px;width:65px;float:right;margin-top:6px;margin-right:6px;filter:progid:DXImageTransform.Mcrosoft.Gradient(GraientType=0,StartColorStr=#FFFFFF,EndColorStr=#ECE9D8);}
</style>
<body>
<script type="text/javascript">
  $(function(){
    function objInit(obj){
      return $(obj).html('<option>请选择</option>');
    }
    var arrData={
      厂商1:
      {
        品牌一:'型号1-1-1,型号1-1-2',
        品牌二:'型号1-2-1,型号1-2-2'
      },
      厂商2:
      {
        品牌一:'型号2-1-1,型号2-1-2',
        品牌二:'型号2-2-1,型号2-2-2'},
      厂商3:
      {
        品牌一:'型号3-1-1,型号3-1-2',
        品牌二:'型号3-2-1,型号3-2-2'
      }
    };
    $.each(arrData,function(pF){
      $('#selF').append('<option>'+pF+'</option>');
    });
    $('#selF').change(function(){
      objInit('#selT');
      objInit('#selC');
      $.each(arrData,function(pF,pS){
        if($('#selF option:selected').text()==pF){
          $.each(pS,function(pT,pC){
            $('#selT').append('<option>'+pT+'</option>');
          });
          $('#selT').change(function(){
            objInit('#selC');
            $.each(pS,function(pT,pC){
              if($('#selT option:selected').text()==pT){
                $.each(pC.split(","),function(){
                  $('#selC').append('<option>'+this+'</option>');
                })
              }
            })
            
          });
        }
      })
    });
  });
</script>

<div class="clsInit">

  厂商：<select id="selF"><option>请选择</option></select>
  品牌：<select id="selT"><option>请选择</option></select>
  型号：<select id="selC"><option>请选择</option></select>
  <input type="button" value="查询" id="Button1" class="btn" />
</div>
<div class="clsInit" id="divTip"></div>

</body>
</html>

I hope this article will be helpful to everyone learning jquery programming.

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jQuery implements multi-level linkage drop-down list query box_jquery

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