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城市四级联动菜单 省市区街道

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Release: 2016-06-07 11:35:21
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Javascript ;(function( $ , win , doc , undefined ){<br>         var indexs = 0;<br>          var obj = $('#getAddress select');<br>         var base_op = "<option>--请选择--";<br>          obj.change(function(){<br>             var this_val = $(this).val();<br>             var this_index = $(this).index() + 1;<br> <br>             $(this).parent('div').find('select').each(function(i){<br>                 if(i > (this_index-1)){<br>                     $(this).val(base_op);<br>                 }<br>             });<br> <br>             getAddress(this_val,this_index);<br>         });<br> <br>         //获取地址<br>         function getAddress(level,ix){<br>             $.get("__URL__/getAddress",{le : level},function(res){<br>                 var selNode = base_op;<br>                 for(var i=0;i                      selNode += '</option> <option>' + res[i].name + '</option>';<br>                 }<br> <br>                 obj.eq(ix).html(selNode);<br>             },"json");<br>         }<br> <br>         getAddress(0,indexs);<br> <br>      })(jQuery,window,document);//如果你的项目此处还有其他的js代码需要使用j/w/d对象PHPpublic function getAddress(){<br>     $level = I("get.le");<br>     $result = M("wd_addr")->where("pid =" . $level)->select();//这里我的项目是用的文件缓存,具体看你。这里仅仅演示<br>     $this->ajaxReturn($result,'JSON');<br> }HTML<div> <br>     <select><br>         <option>--请选择--</option> <br>     </select><br>     <select><br>         <option>--请选择--</option> <br>     </select><br>     <select><br>         <option>--请选择--</option> <br>     </select><br>     <select><br>         <option>--请选择--</option> <br>     </select><br> </div>

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