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This is a new technology, part of the ECMAScript 2015 (ES6) standard .
This technology's specification has been finalized, but check the compatibility table for usage and implementation status in various browsers.

The get() method returns a specified element from a Map object.




Required. The key of the element to return from the Map object.

Return value

Returns the element associated with the specified key or undefined if the key can't be found in the Map object.


Using the get method

var myMap = new Map();
myMap.set("bar", "foo");

myMap.get("bar");  // Returns "foo".
myMap.get("baz");  // Returns undefined.


Specification Status Comment
ECMAScript 2015 (6th Edition, ECMA-262)
The definition of 'Map.prototype.get' in that specification.
Standard Initial definition.

Browser compatibility

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari
Basic support 38 13.0 (13.0) 11 25 7.1
Feature Android Chrome for Android Firefox Mobile (Gecko) IE Mobile Opera Mobile Safari Mobile
Basic support Not supported 38 13.0 (13.0) Not supported Not supported 8

See also

Document Tags and Contributors

Contributors to this page: fscholz, realityking
Last updated by: fscholz,