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docs(array): edit spread

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ruanyf
2019-01-08 22:17:08 +08:00
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@@ -455,15 +455,7 @@ obj.foo() // "world"
## 对象的扩展运算符
《数组的扩展》一章中，已经介绍过扩展运算符（`...`）。
```javascript
const [a, ...b] = [1, 2, 3];
a // 1
b // [2, 3]
```
ES2018 将这个运算符[引入](https://github.com/sebmarkbage/ecmascript-rest-spread)了对象。
《数组的扩展》一章中，已经介绍过扩展运算符（`...`）。ES2018 将这个运算符[引入](https://github.com/sebmarkbage/ecmascript-rest-spread)了对象。
### 解构赋值