Merge pull request #249 from kei0502/patch-1

Update array.md
This commit is contained in:
Ruan YiFeng
2016-08-12 15:45:04 +08:00
committed by GitHub
+1 -1
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@@ -74,7 +74,7 @@ function foo() {
```javascript
Array.from({ length: 3 });
// [ undefined, undefined, undefinded ]
// [ undefined, undefined, undefined ]
```
上面代码中,`Array.from`返回了一个具有三个成员的数组,每个位置的值都是`undefined`。扩展运算符转换不了这个对象。