for (auto const& [key, val] : symbolTable)

{

    std::cout << key        // string (key)

              << ':'  

              << val        // string's value

              << std::endl;

}

const object = {'a': 1, 'b': 2, 'c' : 3};

for (const [key, value] of Object.entries(object)) {

  console.log(key, value);

}

for (Map.Entry<String, Object> entry : map.entrySet()) {

    String key = entry.getKey();

    Object value = entry.getValue();

    // ...

}

let map = new Map();

map.set('key1', 'value1');

map.set('key2', 'value2');

for (let [key, value] of map.entries()) {

    console.log(key + ' - ' + value)

}

let map1 = new Map();

map1.set('name', 'Jack');

map1.set('age', '27');

​

// looping through Map

for (let [key, value] of map1) {

    console.log(key + '- ' + value);

}

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<String, String> map = ...

for (Map.Entry<String, String> entry : map.entrySet()) {

    System.out.println(entry.getKey() + "/" + entry.getValue());

}

​

let map1 = new Map();

map1.set('name', 'Jack');

map1.set('age', '27');

​

// looping through the Map

for (let values of map1.values()) {

    console.log(values);

}

let squares = [1,2,3,4].map(function (val) {  

    return val * val;  

}); 

// squares will be equal to [1, 4, 9, 16] 

    for (let [key, value] of map.entries()) {

      console.log(key, value);

    }

showDetails(cards, id){

  cards.map(function(card, index){

    if(card.id==id){

      console.log(card);

      return card;

    }

  })

}