head first
最后更新于：2022-04-01 23:57:56
## head first
+ [link](./head "Link to this entry.")
+ [source](https://github.com/lodash/lodash/blob/4.5.0正式版/lodash.src.js#L6024 "View in source.")
+ [npm](https://www.npmjs.com/package/lodash.head "See the npm package.")
```
_.head(array)
```
获得数组的首个元素
### 参数
1. array (Array)
要检索的数组
### 返回值 (\*)
返回数组中的首个元素
### 示例
```
_.head([1, 2, 3]);
// => 1
_.head([]);
// => undefined
```
';