Answers for "array map() sum javascript"

9

add all elements in array javascript

console.log(
  [1, 2, 3, 4].reduce((a, b) => a + b, 0)
)
console.log(
  [].reduce((a, b) => a + b, 0)
)
Posted by: Guest on January-22-2020
1

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;
}
Posted by: Guest on November-21-2020
0

array map() sum javascript

//Raju Molla Eastern University
var arr=[1,2,3,4,5];
var ans=0;
arr.map(ele=>{
	ans+=ele
})
console.log(ans);
Posted by: Guest on July-28-2021

Code answers related to "Javascript"

Browse Popular Code Answers by Language