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  • TypeScript 2.9

    Support number and symbol named properties with keyof and mapped types Example Example Recommendations Generic type arguments in JSX elements Example Generic type argument...
  • TypeScript 3.0

    Project References Tuples in rest parameters and spread expressions Rest parameters with tuple types Spread expressions with tuple types Generic rest parameters Example Optio...
  • TypeScript 4.2

    Smarter Type Alias Preservation Leading/Middle Rest Elements in Tuple Types Stricter Checks For The in Operator --noPropertyAccessFromIndexSignature abstract Construct Signa...
  • The TypeScript Handbook

    About this Handbook How is this Handbook Structured Non-Goals Get Started About this Handbook Over 20 years after its introduction to the programming community, JavaScript i...
  • TypeScript 支持

    微信小程序定义文件 安装 版本 贡献 微信小程序定义文件 微信小程序 API 的 TypeScript 类型定义文件 安装 通过 npm 安装: # 安装对应最新基础库的定义文件 npm install miniprogram - api - typings 或者通过版本号指定一个基础库版本: # 安装对应基础库版本 2.4...
  • Using TypeScript

    313 2020-10-28 《Deno v1.4.6 Manual》
    Using TypeScript --no-check option Using external type definitions Compiler hint Triple-slash reference directive in JavaScript files X-TypeScript-Types custom header Custom ...
  • Using TypeScript

    281 2020-10-28 《Deno v1.4.2 Manual》
    Using TypeScript --no-check option Using external type definitions Compiler hint Triple-slash reference directive in JavaScript files X-TypeScript-Types custom header Custom ...
  • TypeScript 1.1

    Performance Improvements Better Module Visibility Rules Performance Improvements The 1.1 compiler is typically around 4x faster than any previous release. See this blog post f...
  • TypeScript 2.0

    Null- and undefined-aware types —strictNullChecks Example Assigned-before-use checking Example Optional parameters and properties Non-null and non-undefined type guards Examp...
  • TypeScript 2.1

    keyof and Lookup Types Example Example Mapped Types Partial, Readonly, Record, and Pick Object Spread and Rest Downlevel Async Functions Example tsconfig.json dramaticWelco...