July 2025
Intermediate to advanced
264 pages
3h 32m
Chinese
Content preview from 有效的 TypeScriptBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.
索引
符号
- 操作符，第 9 项：类型声明优于类型断言
- #（私有字段前缀），第 56 项：不要依赖私有来隐藏信息
- & 运算符，第 7 项：将类型视为值集，第 8 项：知道如何判断一个符号是在类型空间还是在值空间
- () => any,第 39 项：比起普通的 any，更喜欢更精确的 any 变体--需要记住的 事项
- .js/.jsx扩展名，第1项：了解Typescript和JavaScript之间的关系
- .ts/.tsx扩展名，第1项：了解Typescript和JavaScript之间的关系
- @param 类型，第 48 项：使用 TSDoc 进行 API 注释
- @returns 类型，第 48 项：使用 TSDoc 获取 API 注释
- @ts-check,第 59 项：使用 @ts-check 和 JSDoc 实验 TypeScript--需要记住的 事项
- ts-ignore，第 38 项：对任何类型使用尽可能窄的范围
- @类型（类型依赖关系）
- 安装在 devDependencies 中，第 45 项：将 Typescript 和 @types 放在 devDependencies 中
- JavaScript 开发人员和，第 51 项：镜像类型以切断依赖关系
- 防止类型安全回归，第 44 项：跟踪类型覆盖率以防止类型安全回归
- 类型声明中涉及的三个版本，书目 46：理解类型声明中涉及的三个版本--需要记住的 事项
- [属性访问器,第 8 项：知道如何判断一个符号是在类型空间还是在值空间
- { } 类型，第 42 项：对未知类型的值使用 unknown 而不是 any--要记住 的事项
- {[id：字符串]：any}，第 39 项：比起普通的 any，更喜欢使用更精确的 any 变体--需要记住的 事项
- {[key:字符串]: any} 类型，第 39 项：优先选择更精确的 any 变体，而不是普通的 any，第 44 项：跟踪类型覆盖，防止类型安全的回归
- | 运算符，第 8 项：知道如何判断符号是在类型空间还是在值空间
A
- 别名，第 24 项：在使用别名时保持一致--需要记住的 事项
- allowJs，第 60 项：使用 allowJs 混合 Typescript 和 JavaScript
- Angular,装饰器
- 任意类型
- 弊端，项目 5：限制使用任何类型--要记住的 事物
- 不断演化，第 41 项：理解不断演化的任何类型要记住的 东西
- 隐藏不安全的类型断言，第 40 项：在类型良好的函数中隐藏不安全的类型断言
- 与不精确模型的比较，第 33 项：优先选择更精确的字符串类型替代品
- 普通 any 与更精确的变体，第 39 项：比起普通 any，更喜欢 any 的更精确变体--要记住的 事情
- 防止类型安全的回归，第 44 项：跟踪类型覆盖率，防止类型安全的回归
- 类型安全方法与猴子补丁，书目 43：类型安全方法优于猴子补丁
- 未知类型与任意类型，第 42 项：对未知类型的值使用未知类型而不是任意类型--需要记住 的事项
- 对任何类型使用尽可能窄的范围，项目 38：对任何类型使用尽可能窄的范围--要记住的 事情
- any[]类型，第 39 项：比起普通的 any，更喜欢使用更精确的 any 变体--要记住 的事情，第 41 项：理解不断演变的 any--要记住的 事情，第 44 项：跟踪类型覆盖率以防止类型安全的回归
- 数组接口，第 13 项：了解类型和接口的区别
- 数组方法，使用 for-of 或数组方法而不是 for(;;)
- 数组类型，第 16 项：首选数组、元组和 ArrayLike，而不是索引签名数
- ArrayLike 类型，第 16 项：优先选择数组、元组和 ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Read now
Unlock full access
More than 5,000 organizations count on O’Reilly
O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.