Nested Loops With Nested Arrays

 let heroes = [

  ["spiderman", "ironman", "thor"],
  ["batman", "superman", "flash"],
];
for (let i = 0; i < heroes.length; i++) {
  console.log(i, heroes[i]);
  for (let j = 0; j < heroes[0].length; j++) {
    console.log(j, heroes[i][j]);
  }
}


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