layui2.5 开关在confirm确认了之后在关/开

<!--默认选中-->
<div class="layui-form-item layui-form">
<div class="layui-input-block">
<input lay-filter="used" type="checkbox" value="1" name="status" lay-skin="switch" lay-text="有效|禁用" checked>
</div>
</div>

//js
layui.use(['laydate', 'layer', 'element', 'form','laypage'], function() {
form = layui.form,
form.on('switch(used)', function(data){
var status = data.elem.checked;
if(!status){
var title = '确定禁用吗？';
}else{
var title = '重新启用吗？';
}
layer.confirm(title,{icon:3,title:'提示'},function (index) {
layer.close(index);
},function (index) {
//如果取消了的话，恢复原来的状态
data.elem.checked = !data.elem.checked;//反转
form.render('checkbox');
});
});
})