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fix: correct the layout problem in issue #294 #303

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Merged
leviding merged 2 commits into from
Mar 25, 2019
Merged

fix: correct the layout problem in issue #294 #303

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2968a9d
fix: correct the layout problem in issue #294
SylviaZ89 Mar 22, 2019
38c74df
fix: recorrect the layout...
SylviaZ89 Mar 23, 2019
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5 changes: 2 additions & 3 deletions 1-js/02-first-steps/11-logical-operators/article.md
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Expand Up @@ -117,12 +117,11 @@ alert( undefined || null || 0 ); // 0（所有的转化结果都是 false，返
```

如果 `currentUser` 和 `defaultUser` 都是假值，那么结果就是 `"unnamed"`。

2. **短路取值。**

操作数不仅仅可能是值，还可能是任意表达式。或运算会从左到右计算并测试每个操作数。当找到第一个真值，计算就会停止，并返回这个值。这个过程就叫做“短路取值”，因为它将从左到右的计算尽可能的少。

   当表达式作为第二个参数并且有一定副作用，比如变量赋值，的时候，这就清楚可见了。
当表达式作为第二个参数并且有一定副作用，比如变量赋值的时候，这就清楚可见了。

如果我们运行下面的例子，`x` 将不会被赋值：

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