ztree获取选中节点

  $(document).ready(function(){

            $.fn.zTree.init($("#treeDemo"), setting, zNodes);

        });

            function onCheck(e,treeId,treeNode){

            var treeObj=$.fn.zTree.getZTreeObj("treeDemo"),

            nodes=treeObj.getCheckedNodes(true),

            v="";

            for(var i=0;i<nodes.length;i++){

            v+=nodes[i].name + ",";

            alert(nodes[i].id); //获取选中节点的值

            }

            }