sum the all values from an array
var numbers = [3, 5, 7, 2]; var sum = numbers.reduce((x, y) => x + y); console.log(sum); // returns 17 // other way x = sumAll(1, 123, 500, 115, 44, 88); function sumAll() { var i; var sum = 0; for (i = 0; i < arguments.length; i++) { sum += arguments[i]; } return sum; }
sum all the values in an array javascript
array.reduce((a, b) => a + b, 0)
how sum all array element with for
// define a list const list = [1,2,3,4,5]; // create a function return result of sum of elements const result = () => { let sum = 0; for (let i = 0; i < list.length; i++) { sum += list[i]; } return sum } console.log(result());
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