<!--info-header-start--><h1>Parameters <img src="https://img.shields.io/badge/-%E7%AE%80%E5%8D%95-7aad0c" alt="简单"/> <img src="https://img.shields.io/badge/-%23infer-999" alt="#infer"/> <img src="https://img.shields.io/badge/-%23tuple-999" alt="#tuple"/> <img src="https://img.shields.io/badge/-%23built--in-999" alt="#built-in"/></h1><blockquote><p>by midorizemi <a href="https://github.com/midorizemi" target="_blank">@midorizemi</a></p></blockquote><p><a href="https://tsch.js.org/3312/play/zh-CN" target="_blank"><img src="https://img.shields.io/badge/-%E6%8E%A5%E5%8F%97%E6%8C%91%E6%88%98-3178c6?logo=typescript&logoColor=white" alt="接受挑战"/></a> &nbsp;&nbsp;&nbsp;<a href="./README.md" target="_blank"><img src="https://img.shields.io/badge/-English-gray" alt="English"/></a>  <a href="./README.ja.md" target="_blank"><img src="https://img.shields.io/badge/-%E6%97%A5%E6%9C%AC%E8%AA%9E-gray" alt="日本語"/></a>  <a href="./README.ko.md" target="_blank"><img src="https://img.shields.io/badge/-%ED%95%9C%EA%B5%AD%EC%96%B4-gray" alt="한국어"/></a> </p><!--info-header-end-->

实现内置的 Parameters<T> 类型，而不是直接使用它，可参考[TypeScript官方文档](https://www.typescriptlang.org/docs/handbook/utility-types.html#parameterstype)。

例如：

```ts
const foo = (arg1: string, arg2: number): void => {}

type FunctionParamsType = MyParameters<typeof foo> // [arg1: string, arg2: number]
```

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