TypeScript 2.9 RC (May 16, 2018)
keyof
和映射对象类型里支持symbol和数字字面量TypeScript是JavaScript的超集并且能够编译输出为纯粹的JavaScript.
请阅读 TypeScript Handbook 中文版 - Published with GitBook
一大波新的快速开始指南:React,Angular,Nodejs,ASP.NET Core,React Native,Vue,Glimmer,WeChat,Dojo2,Knockout等
TypeScript Handbook
TypeScript Language Specification
I'd love for you to contribute to the translation:)