## toNumber + [link](./toNumber "Link to this entry.") + [source](https://github.com/lodash/lodash/blob/4.5.0正式版/lodash.src.js#L10568 "View in source.") + [npm](https://www.npmjs.com/package/lodash.tonumber "See the npm package.") ``` _.toNumber(value) ``` 转换 `value` 为数值 ### 参数 1. value (\*) 要处理的值 ### 返回值 (number) 返回数值 ### 示例 ``` _.toNumber(3); // => 3 _.toNumber(Number.MIN_VALUE); // => 5e-324 _.toNumber(Infinity); // => Infinity _.toNumber('3'); // => 3 ```