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## sum + [link](./sum "Link to this entry.") + [source](https://github.com/lodash/lodash/blob/4.5.0正式版/lodash.src.js#L14087 "View in source.") + [npm](https://www.npmjs.com/package/lodash.sum "See the npm package.") ``` _.sum(array) ``` 计算 `array` 中值的总和 ### 参数 1. array (Array) 要遍历的数组 ### 返回值 (number) 返回总和 ### 示例 ``` _.sum([4, 2, 8, 6]); // => 20 ```