jumlah semua angka dalam array javascript
const arrSum = arr => arr.reduce((a,b) => a + b, 0)
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const arrSum = arr => arr.reduce((a,b) => a + b, 0)[1, 2, 3, 4].reduce((a, b) => a + b, 0)
// Output: 10const sum = arr => arr.reduce((a, b) => a + b, 0);function getArraySum(a){
var total=0;
for(var i in a) {
total += a[i];
}
return total;
}
var payChecks = [123,155,134, 205, 105];
var weeklyPay= getArraySum(payChecks); //sums up to 722const sum = [1, 2, 3].reduce((partialSum, a) => partialSum + a, 0);
console.log(sum); // 6