/*

Create a function that takes an array of numbers as input and returns the sum of all positive numbers in the array.

Example Input: [2, -5, 10, -3, 7] Example Output: 19 */

/* ----------------------------------

Solution One using for loop:

------------------------------------- */

function calculatePositiveNumbers(arrayOfNumbers){

let total = 0;

for( let i = 0; i < arrayOfNumbers.length; i++){

if(arrayOfNumbers[i] > 0){

total = total + arrayOfNumbers[i];

}

}

return total;

};

console.log(calculatePositiveNumbers([2, -5, 10, -3, 7]));

/* ------------------------------------------

Solution Two using es6 array method:

------------------------------------------------ */

const totalOfPositiveNumbers = arrayOfNumbers => {

const positiveNumbers = arrayOfNumbers.filter( numbers => numbers > 0);

const total = positiveNumbers.reduce((previous, present) => previous + present , 0);

return total;

}

console.log(totalOfPositiveNumbers([2, -5, 10, -3, 7]));