chen.cheng 7498f5b8cc init		11 月之前
..
.github	7498f5b8cc init	11 月之前
.eslintrc	7498f5b8cc init	11 月之前
.nycrc	7498f5b8cc init	11 月之前
CHANGELOG.md	7498f5b8cc init	11 月之前
LICENSE	7498f5b8cc init	11 月之前
README.md	7498f5b8cc init	11 月之前
index.d.ts	7498f5b8cc init	11 月之前
index.js	7498f5b8cc init	11 月之前
package.json	7498f5b8cc init	11 月之前
tsconfig.json	7498f5b8cc init	11 月之前

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

README.md

hasown

Example

Tests