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[Java教程]jQuery实现联动下拉列表查询框


 

<!DOCTaYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html   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 >  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" /></div><div id="divTip"></div></body></html>

 

效果如下: