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Solve The Second ToyProblem #34

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59 changes: 59 additions & 0 deletions sumOfPairNumber.js
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Original file line number Diff line number Diff line change
Expand Up @@ -27,3 +27,62 @@ function sumPair(array) {
* return => "a & c have pair values"
*
*/
/**
* write a function that returns the sum of the pair numbers inside an array
*
* exple sumPair([1,6,100,346,761,249])=>452
*
* sumPair([2,4,9,73])=>6
*/
function sumPair(array) {
//your code goes here
}

/**
* bonus points
*
* same function works for both arrays and objects
*
* if the input is an array return the sum of the pair numbers
*
* if it is an object like this:
*
* obj={
* a:2,
* b:5,
* c:8
* }
*
* return => "a & c have pair values"
*
*/
let array = [1,6,100,346,761,249];
let object={ a:2, b:5, c:8 };

function sumPair(array) {

if (Array.isArray(array)) {
var sum = 0;
for (var i = 0; i < array.length; i++) {
if (array[i] % 2 == 0) {
sum += array[i];
}

}
return sum;



/**** part 2 */
} else if (typeof array == 'object') {
let arr = [];
for (var key in array) {
if (array[key] % 2 === 0) {
arr.push(key);
}
}
return arr.join(' & ') + ' have arr values';
}else
console.log("NOTHING!")
}
console.log(sumPair(object));