.get()

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

Syntax

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.

map.get(key);

Example

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