sum an array in javascript
const arr = [1,2,3,4,5]
const sum = arr.reduce((a,b) => a+b)sum an array in javascript
const arr = [1,2,3,4,5]
const sum = arr.reduce((a,b) => a+b)how to add up all numbers in an array
var numbers = [10, 20, 30, 40]
var sum = 0;
for (var i = 0; i < numbers.length; i++) { sum += numbers[i]}how to add up all numbers in an array
const numbers = [10, 20, 30, 40]
add = (a, b) => a + b
const sum = numbers.reduce(add)sum of arrays
/**
* C program to find sum of all elements of array
*/
#include <stdio.h>
#define MAX_SIZE 100
int main()
{
int arr[MAX_SIZE];
int i, n, sum=0;
/* Input size of the array */
printf("Enter size of the array: ");
scanf("%d", &n);
/* Input elements in array */
printf("Enter %d elements in the array: ", n);
for(i=0; i<n; i++)
{
scanf("%d", &arr[i]);
// Add each array element to sum
sum += arr[i];
}
printf("Sum of all elements of array = %d", sum);
return 0;
}sum of arrays
/**
* C program to find sum of all elements of array
*/
#include <stdio.h>
#define MAX_SIZE 100
int main()
{
int arr[MAX_SIZE];
int i, n, sum=0;
/* Input size of the array */
printf("Enter size of the array: ");
scanf("%d", &n);
/* Input elements in array */
printf("Enter %d elements in the array: ", n);
for(i=0; i<n; i++)
{
scanf("%d", &arr[i]);
}
/*
* Add each array element to sum
*/
for(i=0; i<n; i++)
{
sum = sum + arr[i];
}
printf("Sum of all elements of array = %d", sum);
return 0;
}how to find sum of array
//C++
int arr[5]={1,2,3,4,5};
int sum=0;
for(int i=0; i<5; i++){sum+=arr[i];}
cout<<sum;Copyright © 2021 Codeinu
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