es-map ^{[![Version Badge][npm-version-svg]][package-url]}

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[![License][license-image]][license-url]
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[![npm badge][npm-badge-png]][package-url]

An ESnext spec-compliant Map shim/polyfill/replacement that works as far down as ES3.

This package implements the es-shim API interface. It works in an ES3-supported environment and complies with the spec.

Getting started

``sh
npm install --save es-map
`

Usage/Examples

`js
var map = new Map();
var obj = {};

map.set(1, 2).set(obj, 4);

map.get(obj); // 4
map.has(3); // false
`

Tests


Simply clone the repo, npm install, and run npm test`

[package-url]: https://npmjs.org/package/es-map
[npm-version-svg]: https://versionbadg.es/es-shims/es-map.svg
[deps-svg]: https://david-dm.org/es-shims/es-map.svg
[deps-url]: https://david-dm.org/es-shims/es-map
[dev-deps-svg]: https://david-dm.org/es-shims/es-map/dev-status.svg
[dev-deps-url]: https://david-dm.org/es-shims/es-map#info=devDependencies
[npm-badge-png]: https://nodei.co/npm/es-map.png?downloads=true&stars=true
[license-image]: https://img.shields.io/npm/l/es-map.svg
[license-url]: LICENSE
[downloads-image]: https://img.shields.io/npm/dm/es-map.svg
[downloads-url]: https://npm-stat.com/charts.html?package=es-shims/es-map
[codecov-image]: https://codecov.io/gh/es-shims/es-map/branch/main/graphs/badge.svg
[codecov-url]: https://app.codecov.io/gh/es-shims/es-map/
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[actions-url]: https://github.com/es-shims/es-map/actions