Retrieves a value associated with a given key in a Map object.


The .get() method accepts a key parameter and checks it against a Map object. If the key exists in the map, the accosiated value is returned. If not, undefined is returned.



Values are retrieved by their keys from Map objects using the .get() method.

const fruits = new Map([
['Apples', 5],
['Oranges', 8],
console.log(fruits.get('Apples')); // Output: 5
console.log(fruits.get('Oranges')); // Output: 8
console.log(fruits.get('Bananas')); // Output: undefined

All contributors

Looking to contribute?

Learn JavaScript on Codecademy