has-symbols ^{[![Version Badge][2]][1]}

[![Build Status][3]][4] [![dependency status][5]][6] [![dev dependency status][7]][8] [![License][license-image]][license-url] [![Downloads][downloads-image]][downloads-url]

[![npm badge][11]][1]

Determine if the JS environment has Symbol support. Supports spec, or shams.

Example

js
var hasSymbols = require('has-symbols');

hasSymbols() === true; // if the environment has native Symbol support. Not polyfillable, not forgeable.

var hasSymbolsKinda = require('has-symbols/shams');
hasSymbolsKinda() === true; // if the environment has a Symbol sham that mostly follows the spec.

1. Supported Symbol shams
2. get-own-property-symbols npm | github
3. core-js npm | github

Tests

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

[1]: https://npmjs.org/package/has-symbols [2]: http://versionbadg.es/ljharb/has-symbols.svg [3]: https://travis-ci.org/ljharb/has-symbols.svg [4]: https://travis-ci.org/ljharb/has-symbols [5]: https://david-dm.org/ljharb/has-symbols.svg [6]: https://david-dm.org/ljharb/has-symbols [7]: https://david-dm.org/ljharb/has-symbols/dev-status.svg [8]: https://david-dm.org/ljharb/has-symbols#info=devDependencies [9]: https://ci.testling.com/ljharb/has-symbols.png [10]: https://ci.testling.com/ljharb/has-symbols [11]: https://nodei.co/npm/has-symbols.png?downloads=true&stars=true [license-image]: http://img.shields.io/npm/l/has-symbols.svg [license-url]: LICENSE [downloads-image]: http://img.shields.io/npm/dm/has-symbols.svg [downloads-url]: http://npm-stat.com/charts.html?package=has-symbols