test262/test/built-ins/Object/hasOwn/hasown_own_property_exists.js

16 lines
389 B
JavaScript

// Copyright (c) 2021 Jamie Kyle. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-object.hasown
description: Properties - [[HasOwnProperty]] (old style own property)
author: Jamie Kyle
features: [Object.hasOwn]
---*/
var o = {
foo: 42
};
assert.sameValue(Object.hasOwn(o, "foo"), true, 'Object.hasOwn(o, "foo") !== true');