Nested Arrays

nested_arrays.js

const gameData = [
  {
    title: 'Mega Man 2',
    bosses: [
      {
        name: 'Bubble Man',
        weapon: 'Bubble Beam'
      },
      {
        name: 'Metal Man',
        weapon: 'Metal Blade'
      }]
  },
  {
    title: 'Mega Man 3',
    bosses: [
      {
        name: 'Gemini Man',
        weapon: 'Gemini Laser'
      },
      {
        name: 'Top Man',
        weapon: 'Top Spin'
      }]
  }
];

// return an array of all bosses

const bossesArray = gameData.map(game => {
  return game.bosses;
});

// uh oh, those are nested arrays!
// [[{},{}],[{},{}]]