后台获取ZTREE选中节点的方法

function count() {

    var zTree = $.fn.zTree.getZTreeObj("classpurview");

    checkCount = zTree.getCheckedNodes(true);



    var classpurview = "";

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

   classpurview += "," + checkCount[i].id

    }

    alert(classpurview);

}