重新审视 undefined 和 null #8138
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重新审视 undefined 和 null #8138
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认领翻译 |
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认领校对 |
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认领校对 |
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@MoonBall @felixliao 欢迎校对~ |
felixliao
suggested changes
Mar 5, 2021
| * Variables with object types are initialized with `null`. | ||
| * Each primitive type has its own initialization value. For example, `int` variables are initialized with `0`. | ||
| * 以对象值为类型的变量初始化为 `null`。 | ||
| * 任何原始值都拥有它的初始值，例如 `int` 整型对应 `0`。 |
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Suggested change
| * 任何原始值都拥有它的初始值，例如 `int` 整型对应 `0`。 | |
| * 任何基本类型都拥有它的初始值，例如 `int` 整型对应 `0`。 |
| assert.equal(myFunc(), undefined); | ||
| ``` | ||
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| If a function has a `return` statement without an argument, the function implicitly returns `undefined`: | ||
| 如果一个函数拥有一个 `return` 语句但没有任何附属语句，那么也是默认返回 `undefined`： |
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Suggested change
| 如果一个函数拥有一个 `return` 语句但没有任何附属语句，那么也是默认返回 `undefined`： | |
| 如果一个函数拥有一个 `return` 语句但没有任何附属语句，那么也会默认返回 `undefined`： |
MoonBall
reviewed
Mar 6, 2021
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| Many programming languages have one “non-value” called null. It indicates that a variable does not currently point to an object – for example, when it hasn’t been initialized yet. | ||
| 很多的编程语言都有一种表示非值的类型，叫做 `null`。它指示了一个变量当前并没有指向任何对象 —— 例如，某个变量还没有初始化的时候。 |
Co-authored-by: Xiaofei Liao <[email protected]> Co-authored-by: Gang Chen <[email protected]>
Co-authored-by: Xiaofei Liao <[email protected]>
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@lsvih @felixliao @MoonBall 修改完啦～ |
lsvih
approved these changes
Mar 6, 2021
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@PassionPenguin 已经 merge 啦~ 快快麻溜发布到掘金然后给我发下链接，方便及时添加积分哟。 掘金翻译计划有自己的知乎专栏，你也可以投稿哈，推荐使用一个好用的插件。 |
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PS：代码缩进没问题可以不用改的 |
ide formatter markdown 的行为... |
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译文翻译完成，resolve #8122