436a9631fc
Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
1.6 KiB
1.6 KiB
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
