Recursive nested addition
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function addElementsOfNestedArr(arr){
let sum=0
for(let x of arr){
if(typeof x==="number"){
console.log("adding ",x)
sum+=x;
}
else{
console.log(x,sum)
let val=addElementsOfNestedArr(x);
sum+=val;
console.log("adding return",val)
}
}
return sum
}
const nestedArray=[1, 2, 3, 4, 5, [6, 7, 8], 9, [[10, 11], 13, [14]]];
console.log(addElementsOfNestedArr(nestedArray))
JavaScript
INFO