版本：2.4.0
- https://cdn.bootcdn.net/ajax/libs/alpinejs/2.4.0/alpine-ie11.js
- https://cdn.bootcdn.net/ajax/libs/alpinejs/2.4.0/alpine-ie11.min.js
- https://cdn.bootcdn.net/ajax/libs/alpinejs/2.4.0/alpine.js
A rugged, minimal framework for composing JavaScript behavior in your markup.