Files
node-js-test/node_modules/hasown
Mark 96ccf86f5c
Node.js CI Test / build (12.x) (pull_request) Failing after 6s
Node.js CI Test / build (14.x) (pull_request) Failing after 6s
Node.js CI Test / build (16.x) (pull_request) Successful in 10s
testing js app
2026-05-19 22:10:51 -07:00
..
2026-05-19 22:10:51 -07:00
2026-05-19 22:10:51 -07:00
2026-05-19 22:10:51 -07:00
2026-05-19 22:10:51 -07:00
2026-05-19 22:10:51 -07:00
2026-05-19 22:10:51 -07:00
2026-05-19 22:10:51 -07:00
2026-05-19 22:10:51 -07:00
2026-05-19 22:10:51 -07:00
2026-05-19 22:10:51 -07:00

hasown Version Badge

github actions coverage License Downloads

npm badge

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