// WHILE LOOP
// -Designed to loop an indefinite amount of times, keeps looping WHILE condition is true or UNTIL condition
// is false
// -Use when we do't know how many times to run loops
// while ([condition]) {
//   [loop body]
// }

let countdown = 10;

while (countdown > 0) {
  console.log(--countdown);
}

// return => 9
//           8
//           7
//           6
//           5
//           4
//           3
//           2
//           1
//           0
//           undefined