How to use the drillup method? I want to click on the histogram to return to the previous level. The demo currently provided on the website is to click on the button to return to the previous level
1
0
0
走同樣的路，發(fā)現(xiàn)不同的人生
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
