4c4af643e5
PR-URL: https://github.com/nodejs/node/pull/17489 Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: Myles Borins <myles.borins@gmail.com> Reviewed-By: Ali Ijaz Sheikh <ofrobots@google.com>
14 lines
357 B
JavaScript
14 lines
357 B
JavaScript
// Copyright 2017 the V8 project authors. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style license that can be
|
|
// found in the LICENSE file.
|
|
|
|
function foo(o, k) { return o[k]; }
|
|
|
|
var a = [1,2];
|
|
a["-1"] = 42;
|
|
|
|
assertEquals(1, foo(a, 0));
|
|
assertEquals(2, foo(a, 1));
|
|
assertEquals(undefined, foo(a, 3));
|
|
assertEquals(42, foo(a, -1));
|