zTree引用執行個體

</pre><pre name="code" class="javascript">var setting ;var zNodes =[];var zTree;var demoIframe;$(function() {    var t = $("#tree");    getData();//擷取data資料    $.fn.zTree.init(t, setting, zNodes);//zTree初始化    // demoIframe = $("#testIframe");    //demoIframe.bind("load", loadReady);    //var zTree = $.fn.zTree.getZTreeObj("tree");    //zTree.selectNode(zTree.getNodeByParam("id", 101));});setting = {view: {dblClickExpand: false},data: {simpleData: {enable: true}}, callback: {//beforeClick: beforeClick,onClick: onClick}};function getData(){var url = server_url + "birthday/getDeptAll";$.ajax({async:false,cache:false,url: url,type: 'post',dataType: 'json',//data: {"deptid":loginUser.deptid},  success: function(data) {//alert(data[0].pid);for(var p in data){var stu = {id:data[p].id,pId:data[p].pid,name:data[p].name};zNodes.push(stu);$('#tree').attr("value",data[p].name);}},Error: function(error) {$.messager.alert('提示', '操作失敗,請稍後再試', 'info');}});}function onClick(e, treeId, treeNode) {var zTree = $.fn.zTree.getZTreeObj("tree"),nodes = zTree.getSelectedNodes(),v = "";nodes.sort(function compare(a,b){return a.id-b.id;});for (var i=0, l=nodes.length; i<l; i++) {v += nodes[i].name + ",";//getData(nodes[i].id);單擊事件綁定}if (v.length > 0 ) v = v.substring(0, v.length-1);var cityObj = $("#tree");cityObj.attr("value", v);}