Vue 3源码公布，89%的人收藏了它
10月5日00:45 Vue.js框架作者，HTML5版Clear打造人尤雨溪于微博公布尚处于pre-alpha状态的Vue 3源码。
What’s coming in Vue3.0
• Make it faster
• Make it smaller
• Make it more maintainable
• Make it easier to target native
• Make your life easier
“We have achieved most of the architectural goals and new features planned for v3”已经实现v3的大部分架构目标和新功能。
• Compiler编译器
Modular architecture模块化体系架构
"Block tree" optimization "Block tree"优化
More aggressive static tree hoisting static tree hoisting功能优化
Source map support支持Source map
Built-in identifier prefixing (aka "stripWith")内置标识符前缀（又名"stripWith"）
Built-in pretty-printing内置pretty-printing功能
Lean ~10kb brotli-compressed browser build after dropping source map and identifier prefixing 删除源映射和标识符前缀后构建lean~10kb brotli压缩浏览器
• Runtime运行时
Significantly faster明显加快
Simultaneous Composition API + Options API support, with typings 同时支持Composition API 、Options API及 typings
Proxy-based change detection 基于Proxy的变更检测
Fragments支持Fragments
Portals支持Portals
Suspense w/ async setup()支持Suspense w/ async setup()
However, there are still some 2.x parity features not completed yet:“但是，仍有一些2.x奇偶校验功能尚未完成。”
Server-side rendering服务器端渲染
<keep-alive>
<transition>
Compiler DOM-specific transforms 编译器特定于“DOM”的转换
v-on DOM modifiers DOM修饰符
v-model
v-text
v-pre
v-once
v-html
v-show
The current implementation also requires native ES2015+ in the runtime environment and does not support IE11 (yet).当前的实现还需要在运行环境中使用本机ES2015+，但还不支持IE11。值得注意的是，Vue 3.0虽有大幅度调整，却仍与2.x兼容。