❗️Что будет на выходе:

function* generator() {
  yield 4;
  yield 1;
  yield 2;
  yield 3;
}
const gen = generator();
console.log(gen.next().value);
console.log(gen.next().value);
console.log(gen.next().value);
console.log(gen.next().value);
console.log(gen.next().value);

Ответ: 4
1
2
3
undefined

JavaScript test | #JavaScript