Method pop

17-iterators-data-structures/08-stacks/script.js:12–26

()

  }

  pop() {
    if (this.isEmpty()) {
      return 'Underflow';
    }

    const item = this._items[this._count - 1];
    this._count--;

    for (let i = this._count; i < this._items.length; i++) {
      this._items[i] = this._items[i + 1];
    }

    this._items.length = this._count;
    return item;
  }

  peek() {
    if (this.isEmpty()) {