jQuery has been removed, 新的项目不要用jQuery了
这些问题都已经有了解决方案
* $()选择器,
* $.ajax,
* $dom.on("click", function() {}),
* HTML5 API兼容
* 自定义html标签
对应如下：
* querySelectorAll
- http://youmightnotneedjquery.com/
* fetch for ajax
- https://github.com/github/fetch
* delegated-events for event handling
- https://github.com/dgraham/delegated-events
* polyfills for standard DOM stuff
http://philipwalton.github.io/polyfill/
* CustomElements on the rise
- https://github.com/search?q=topic%3Aweb-components+org%3Agithub