isNull
最后更新于：2022-04-02 00:02:50
## isNull
+ [link](./isNull "Link to this entry.")
+ [source](https://github.com/lodash/lodash/blob/4.5.0正式版/lodash.src.js#L10108 "View in source.")
+ [npm](https://www.npmjs.com/package/lodash.isnull "See the npm package.")
```
_.isNull(value)
```
检查 `value` 是否是 `null`.
### 参数
1. value (\*)
要检查的值
### 返回值 (boolean)
如果是 `null` 返回 `true`，否则返回 `false`
### 示例
```
_.isNull(null);
// => true
_.isNull(void 0);
// => false
```
';