版本：
文件：
- https://cdn.bootcdn.net/ajax/libs/json-formatter/0.7.0/json-formatter.css
- https://cdn.bootcdn.net/ajax/libs/json-formatter/0.7.0/json-formatter.js
- https://cdn.bootcdn.net/ajax/libs/json-formatter/0.7.0/json-formatter.min.css
- https://cdn.bootcdn.net/ajax/libs/json-formatter/0.7.0/json-formatter.min.js