Answers for "is map function work like a loop"

how to loop through a map in js

var myMap = new Map();
myMap.set("0", "foo");
myMap.set(1, "bar");
myMap.set({}, "baz");

for (const [key, value] of Object.entries(myMap)) {
  console.log(key, value);
}

map looping

showDetails(cards, id){
  cards.map(function(card, index){
    if(card.id==id){
      console.log(card);
      return card;
    }
  })
}