Map.prototype.get()
The get() method returns a specified element from a Map object. If the
value that is associated to the provided key is an object, then you will get a
reference to that object and any change made to that object will effectively
modify it inside the Map object.
Syntax
get(key)
Parameters
key-
The key of the element to return from the
Mapobject.
Return value
The element associated with the specified key, or
undefined if the key can't be found in the Map object.
Examples
Using get()
let myMap = new Map();
myMap.set('bar', 'foo');
myMap.get('bar'); // Returns "foo"
myMap.get('baz'); // Returns undefined
Specifications
| Specification |
|---|
| ECMAScript Language Specification # sec-map.prototype.get |
Browser compatibility
BCD tables only load in the browser