prefixed Array. to reduce(), sort(), map() methods in snippets.

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piyuesh
2017-12-13 17:41:45 +05:30
parent e9c534c395
commit b995e1bea1
11 changed files with 11 additions and 11 deletions

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### Sum of array of numbers
Use `reduce()` to add each value to an accumulator, initialized with a value of `0`.
Use `Array.reduce()` to add each value to an accumulator, initialized with a value of `0`.
```js
const sum = arr => arr.reduce( (acc , val) => acc + val, 0);