Files
front-end-example/05-es6-plus/02-spread-and-rest/README.md
charlie f3bdaa4e88 feat: add TypeScript lessons and learning panel
- Introduced a new script to check TypeScript lesson files for errors.
- Created a main TypeScript file to render lessons and their details.
- Added lesson definitions with starter and answer codes.
- Implemented a user interface for navigating and running lessons.
- Styled the application with CSS for a better user experience.
- Updated README to reflect the new TypeScript section and usage instructions.
2026-03-19 10:06:11 +08:00

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练习 2展开运算符和剩余参数

目标

学会复制数组、合并对象,以及用剩余参数接收不定数量的参数。

你要练什么

  • 数组展开
  • 对象展开
  • 剩余参数

任务

  • 复制一份课程数组并新增一项
  • 基于用户对象生成一个更新后的对象
  • 写一个 sumScores 函数,用剩余参数计算总分

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