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hasown (2.0.2)

Published 2026-02-24 13:57:40 +00:00 by atheaadmin

Installation

Setup this registry in your project .npmrc file:

registry=

To install the package using npm, run the following command:

npm install hasown@2.0.2

or add it to the package.json file:

"hasown": "2.0.2"

For more information on the npm registry, see the documentation.

About this package

hasown

A robust, ES3 compatible, "has own property" predicate.

Example

const assert = require('assert');
const hasOwn = require('hasown');

assert.equal(hasOwn({}, 'toString'), false);
assert.equal(hasOwn([], 'length'), true);
assert.equal(hasOwn({ a: 42 }, 'a'), true);

Tests

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

Dependencies

Dependencies

ID	Version
function-bind	^1.1.2

Development Dependencies

ID	Version
@arethetypeswrong/cli	^0.15.1
@ljharb/eslint-config	^21.1.0
@ljharb/tsconfig	^0.2.0
@types/function-bind	^1.1.10
@types/mock-property	^1.0.2
@types/tape	^5.6.4
aud	^2.0.4
auto-changelog	^2.4.0
eslint	=8.8.0
evalmd	^0.0.19
in-publish	^2.0.1
mock-property	^1.0.3
npmignore	^0.3.1
nyc	^10.3.2
safe-publish-latest	^2.0.0
tape	^5.7.5
typescript	next

Keywords

has hasOwnProperty hasOwn has-own own has property in javascript ecmascript

Details

npm

2026-02-24 13:57:40 +00:00

1

Jordan Harband

Project Site

MIT

latest

4.0 KiB

Assets (1)

hasown-2.0.2.tgz 4.0 KiB

Versions (1) View all

2.0.2 2026-02-24