This is a chatbot sample code built for an article on FreeCodeCamp. It's built using [react-chatbot-kit](https://github.com/FredrikOseberg/react-chatbot-kit).
Filter by keys in tree structure
## 概述 基于rc-cascader抽象出的通用级联选择器 ## 安装 ```shell npm i rc-category-cascader --save ``` ## 指令