Tell us what’s happening:
Can’t understand wat’s wrong?

Your code so far

function multiplyAll(arr) {
var product = 1;
// Only change code below this line
for( var i=0; i < arr.length; i++ ){
for(var j=0; j < arr[i].length; j++){
  product *= arr[i][j];
// Only change code above this line
return product;


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User Agent is: Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/84.0.4147.125 Safari/537.36.

Challenge: Nesting For Loops

Link to the challenge:

product is only available inside the function. The console.log outside it will cause an error. Remove the console.log.

1 Like

Thank you very much!!