版本：2.4.0
- https://cdn.bootcdn.net/ajax/libs/luxon/2.4.0/cjs-browser/luxon.js
- https://cdn.bootcdn.net/ajax/libs/luxon/2.4.0/cjs-browser/luxon.min.js
- https://cdn.bootcdn.net/ajax/libs/luxon/2.4.0/luxon.js
- https://cdn.bootcdn.net/ajax/libs/luxon/2.4.0/luxon.min.js