text: var array = [3,5,12,8,7];
  // You can also use the push() function to insert data.
  array.push(10);
  array.push(18);
  
  //show data: SHOULD get the numbers above, WITH 10 and 18 last//
  console.log(array);
  for(var i=0; i<array.length; i++) {
    console.log(array[i]);
  }
  