isLength
最后更新于：2022-04-02 00:02:34
## isLength
+ [link](./isLength "Link to this entry.")
+ [source](https://github.com/lodash/lodash/blob/4.5.0正式版/lodash.src.js#L9895 "View in source.")
+ [npm](https://www.npmjs.com/package/lodash.islength "See the npm package.")
```
_.isLength(value)
```
检查 `value` 是否是有效长度
**注意:** 这个方法参考自 [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength).
### 参数
1. value (\*)
要检查的值
### 返回值 (boolean)
如果是有效长度返回 `true`，否则返回 `false`
### 示例
```
_.isLength(3);
// => true
_.isLength(Number.MIN_VALUE);
// => false
_.isLength(Infinity);
// => false
_.isLength('3');
// => false
```
';