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Update 23-作用域、变量提升、函数提升.md #304

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2 changes: 1 addition & 1 deletion 04-JavaScript基础/23-作用域、变量提升、函数提升.md
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Expand Up @@ -23,7 +23,7 @@ title: 23-作用域、变量提升、函数提升

在全局作用域中有一个全局对象 window，它代表的是浏览器的窗口，由浏览器创建，我们可以直接使用。相关知识点如下：

- 创建的**变量**都会作为 window 对象的属性保存。比如在全局作用域内写 `const a = 100`，这里的 `a` 等价于 `window.a`。
- 创建的**变量**都会作为 window 对象的属性保存。比如在全局作用域内写 `var a = 100`，这里的 `a` 等价于 `window.a`。
- 创建的**函数**都会作为 window 对象的方法保存。

### 作用域的访问关系
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