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更新「可调用的」章节 #246

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更新「可调用的」章节 #246

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3 changes: 2 additions & 1 deletion docs/typings/callable.md
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Expand Up @@ -66,7 +66,8 @@ let overloaded: {
为了使指定可调用的类型签名更容易，TypeScript 也允许你使用简单的箭头函数类型注解。例如，在一个以 number 类型为参数，以 string 类型为返回值的函数中，你可以这么写：

```ts
const simple: (foo: number) => string = foo => foo.toString();
const simple: (foo: number) => string
= foo => foo.toString();
```

::: tip
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