https://github.com/es-shims/set
An ESnext spec-compliant `Set` shim/polyfill/replacement that works as far down as ES3.
https://github.com/es-shims/set
ecmascript es-shims javascript polyfill set shim
Last synced: 4 months ago
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An ESnext spec-compliant `Set` shim/polyfill/replacement that works as far down as ES3.
- Host: GitHub
- URL: https://github.com/es-shims/set
- Owner: es-shims
- License: mit
- Created: 2020-12-25T22:26:34.000Z (about 5 years ago)
- Default Branch: main
- Last Pushed: 2024-12-12T01:38:15.000Z (about 1 year ago)
- Last Synced: 2025-09-02T04:51:47.576Z (5 months ago)
- Topics: ecmascript, es-shims, javascript, polyfill, set, shim
- Language: JavaScript
- Homepage:
- Size: 203 KB
- Stars: 1
- Watchers: 5
- Forks: 1
- Open Issues: 0
-
Metadata Files:
- Readme: README.md
- Changelog: CHANGELOG.md
- Funding: .github/FUNDING.yml
- License: LICENSE
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README
# es-set [![Version Badge][npm-version-svg]][package-url]
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An ESnext spec-compliant `Set` shim/polyfill/replacement that works as far down as ES3.
This package implements the [es-shim API](https://github.com/es-shims/api) interface. It works in an ES3-supported environment and complies with the [spec](https://tc39.es/ecma262/#sec-set-objects).
## Getting started
```sh
npm install --save es-set
```
## Usage/Examples
```js
var set = new Set();
var obj = {};
set.add(obj);
set.has(obj); // true
map.has(3); // false
```
## Tests
Simply clone the repo, `npm install`, and run `npm test`
[package-url]: https://npmjs.org/package/es-shims/Set
[npm-version-svg]: https://versionbadg.es/es-shims/Set.svg
[deps-svg]: https://david-dm.org/es-shims/Set.svg
[deps-url]: https://david-dm.org/es-shims/Set
[dev-deps-svg]: https://david-dm.org/es-shims/Set/dev-status.svg
[dev-deps-url]: https://david-dm.org/es-shims/Set#info=devDependencies
[npm-badge-png]: https://nodei.co/npm/es-set.png?downloads=true&stars=true
[license-image]: https://img.shields.io/npm/l/es-set.svg
[license-url]: LICENSE
[downloads-image]: https://img.shields.io/npm/dm/es-set.svg
[downloads-url]: https://npm-stat.com/charts.html?package=es-set
[codecov-image]: https://codecov.io/gh/es-shims/Set/branch/main/graphs/badge.svg
[codecov-url]: https://app.codecov.io/gh/es-shims/Set/
[actions-image]: https://img.shields.io/endpoint?url=https://github-actions-badge-u3jn4tfpocch.runkit.sh/es-shims/Set
[actions-url]: https://github.com/es-shims/Set/actions