Implement getTotal function in helper.js

It should return the sum of all elements in the array.

Array will only contain numbers.

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helper.js

export const getTotal = (arr) => {
  return 0;
}

solution.js

/**
 * Implement getTotal function in helper.js
 *
 * It should return return the sum of all elements in the array
 *
 * Array will only contain numbers
 * */

import { getTotal } from './helper.js';

const revenue = [10, 10, 20, 55, 1, 5, 12, 15];

console.log(`For the array ${revenue}, total is ${getTotal(revenue)}`);