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array sum javascript
const arr = [1, 2, 3, 4];
const sum = arr.reduce((a, b) => a + b, 0);
// sum = 10
how to sum array elements in javascript
// codewars solution
// leetcode solution
// and more
function sum(arr) {
return arr.reduce( (x,y) => x+y, 0);
}
sum([1, 2, 3, 4]);
// 10
sum([2, 4, 1, 3, 5]);
// 15
// enjoy :)
sum an array in javascript
const arr = [1,2,3,4,5]
const sum = arr.reduce((a,b) => a+b)
js sum of array
[1, 2, 3, 4].reduce((a, b) => a + b, 0)
// Output: 10
javascript sum of array
const sum = arr => arr.reduce((a, b) => a + b, 0);
sum of array elements in javascript
let arr = [2, 4, 1, 3, 5];
let result = 0;
for (let i = 0; i < arr.length; i++) {
result += arr[i];
}
console.log(result); // 15
es6 array sum javascript
const arrSum = arr.reduce((a,b) => a + b, 0);
Array sum by function in javascript
function sumNumbers(numbers) {
var sum = 0;
for (let i = 0; i < numbers.length; i++) {
var elements = numbers[i];
sum = sum + elements;
}
return sum;
}
const numbers = [2, 3, 4, 5, 2, 4];
console.log(sumNumbers(numbers));
//Output: 20
sum values in array javascript
const num = [1, 3, 1, 1]
const reducer = (accumulator, currentValue) => accumulator + currentValue;
const sum = num.reduce(reducer);
console.log(sum)
// (1+3+1+1) = 6
how to get sum array in javascript
let sum1 = (arr) => arr.reduce( (x,y) => x+y);
console.log(sum1([2, 4, 9]));
console.log(sum1([15, 200, 18, 0, 18, 18]));
console.log(sum1([100, 4, 17, 29, 81]));
how to find the sum of array using JavaScript
// If you do not want to use array.reduece you can itereate through the array and then get the solution.
const getSum = (arr)=>{
let sum = 0;
for(key of arr){
sum += key
}
return sum
}
js sum
const array = [1, 2, 3];
const result = array.reduce((accumulator, current) => accumulator + current, 0);
// result === 1 + 2 + 3;
js array elements sum
[1, 2, 3, 4].reduce((a, b) => a + b, 0)
sum array elements in javascript
console.log(
[1,2,3].reduce(function(acc, val) { return acc + val; })
)
console.log(
[].reduce(function(acc, val) { return acc + val; }, 0)
)
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sum of array javascript
const arr = [1,2,3]
const sumOfArr = arr.reduce((a,b) => {
return a + b
})
sum array elements in javascript
console.log(
[1,2,3].reduce(function(acc, val) { return acc + val; })
)
console.log(
[].reduce(function(acc, val) { return acc + val; }, 0)
)
Run code snippetHide results
how to sum the array values in javascript
[1, 2, 3, 4].reduce((pre,curr)=>pre+curr,0)
sum array elements in javascript
console.log(
[1,2,3].reduce(function(acc, val) { return acc + val; })
)
console.log(
[].reduce(function(acc, val) { return acc + val; }, 0)
)
Run code snippetHide results
sum function in javascript
let sum = (...para) => para.reduce((d,b) => d + b);
sum array elements in javascript
console.log(
[1,2,3].reduce(function(acc, val) { return acc + val; })
)
console.log(
[].reduce(function(acc, val) { return acc + val; }, 0)
)
Run code snippetHide results
sum array elements in javascript
console.log(
[1,2,3].reduce(function(acc, val) { return acc + val; })
)
console.log(
[].reduce(function(acc, val) { return acc + val; }, 0)
)
Run code snippetHide results
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