sum of all numbers in an array javascript
const arrSum = arr => arr.reduce((a,b) => a + b, 0)sum of all numbers in an array javascript
const arrSum = arr => arr.reduce((a,b) => a + b, 0)javascript sum of array
const sum = arr => arr.reduce((a, b) => a + b, 0);javascript reduce sum
arrSum = function(arr){ return arr.reduce(function(a,b){ return a + b }, 0);}.reduce mdn
arr.reduce(callback( accumulator, currentValue[, index[, array]] )[, initialValue])Copyright © 2021 Codeinu
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