sum elements in an array javascript code example
Example 1: javascript sum of array
const sum = arr => arr.reduce((a, b) => a + b, 0);
Example 2: sum all elements in array javascript
arr.reduce((a, b) => a + b)
const sum = arr => arr.reduce((a, b) => a + b, 0);
arr.reduce((a, b) => a + b)