1  # es-define-property <sup>[![Version Badge][npm-version-svg]][package-url]</sup>
 2  
 3  [![github actions][actions-image]][actions-url]
 4  [![coverage][codecov-image]][codecov-url]
 5  [![License][license-image]][license-url]
 6  [![Downloads][downloads-image]][downloads-url]
 7  
 8  [![npm badge][npm-badge-png]][package-url]
 9  
10  `Object.defineProperty`, but not IE 8's broken one.
11  
12  ## Example
13  
14  ```js
15  const assert = require('assert');
16  
17  const $defineProperty = require('es-define-property');
18  
19  if ($defineProperty) {
20      assert.equal($defineProperty, Object.defineProperty);
21  } else if (Object.defineProperty) {
22      assert.equal($defineProperty, false, 'this is IE 8');
23  } else {
24      assert.equal($defineProperty, false, 'this is an ES3 engine');
25  }
26  ```
27  
28  ## Tests
29  Simply clone the repo, `npm install`, and run `npm test`
30  
31  ## Security
32  
33  Please email [@ljharb](https://github.com/ljharb) or see https://tidelift.com/security if you have a potential security vulnerability to report.
34  
35  [package-url]: https://npmjs.org/package/es-define-property
36  [npm-version-svg]: https://versionbadg.es/ljharb/es-define-property.svg
37  [deps-svg]: https://david-dm.org/ljharb/es-define-property.svg
38  [deps-url]: https://david-dm.org/ljharb/es-define-property
39  [dev-deps-svg]: https://david-dm.org/ljharb/es-define-property/dev-status.svg
40  [dev-deps-url]: https://david-dm.org/ljharb/es-define-property#info=devDependencies
41  [npm-badge-png]: https://nodei.co/npm/es-define-property.png?downloads=true&stars=true
42  [license-image]: https://img.shields.io/npm/l/es-define-property.svg
43  [license-url]: LICENSE
44  [downloads-image]: https://img.shields.io/npm/dm/es-define-property.svg
45  [downloads-url]: https://npm-stat.com/charts.html?package=es-define-property
46  [codecov-image]: https://codecov.io/gh/ljharb/es-define-property/branch/main/graphs/badge.svg
47  [codecov-url]: https://app.codecov.io/gh/ljharb/es-define-property/
48  [actions-image]: https://img.shields.io/endpoint?url=https://github-actions-badge-u3jn4tfpocch.runkit.sh/ljharb/es-define-property
49  [actions-url]: https://github.com/ljharb/es-define-property/actions