bootstrap里bootstrap动态加载下拉框的实例讲解

//引入的包<!-- bootstrap --><link rel="stylesheet" type="text/css" href="map/plug-in/scripts/bootstrap/bootstrap.min.css" rel="external nofollow" /><link rel="stylesheet" type="text/css" href="map/plug-in/scripts/bootstrap/bootstrap-select.css" rel="external nofollow" /><script type="text/javascript" src="map/plug-in/scripts/bootstrap/bootstrap.min.js"></script><script type="text/javascript" src="map/plug-in/scripts/bootstrap/bootstrap-select.js"></script>//下拉框（代码）function getLayerLoad(tcId){$.ajax({ url:layerSelUrl, dataType:'jsonp', data:'', jsonp:'callback', async:false, jsonpCallback:"success_jsonpCallback", success:function(data){ $("#"+tcId).empty(); $("#"+tcId).append("<option>---请选择---</option>"); $.each(data.bussinessTypes,function(i,o){ var opt=""; if(o.url){ opt+='<option url='+o.url+'>'+i+'</option>';  }else{ opt+='<option url="">'+i+'</option>'; } $("#"+tcId).append(opt); }); $("#"+tcId).selectpicker('refresh');//动态加载 },error:function(){ }});}<select class="selectpicker" id="selectpickers"><option>---请选择---</option></select>