JAVASCRIPT

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

sum of array of number

const sum = [1, 2, 3].reduce((partialSum, a) => partialSum + a, 0);
console.log(sum); // 6
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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

sum of an array

const sum = (...args) => args.reduce((a, b) => a + b, 0);
console.log(sum(1,2,3)); // returns 6

array values sum

$a = array(5,15,25);
echo array_sum($a);

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

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 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 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;

sum of array

int sumofarr(int *a, int n) {
	if (n>1)
        return a[n-1]+sumofarr(a, n-1);
    return a[0];
}

return the sum of an array

[0, 1, 2, 3, 4].reduce(function(accumulateur, valeurCourante, index, array){
  return accumulateur + valeurCourante;
}, 10);

sum of array value

$total = 0;
foreach ($products as $product) {
    $subtotal = $product['price']*$product['quantity'];
    $total += $subtotal;
}

echo $total;