Strict mode Passingnon-Strict mode Passing
Features:
- ∅
// Copyright (c) 2012 Ecma International. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- esid: sec-array.prototype.indexof description: > Array.prototype.indexOf - element to be retrieved is own data property that overrides an inherited data property on an Array-like object ---*/ Object.prototype[0] = false; assert.sameValue(Array.prototype.indexOf.call({ 0: true, 1: 1, length: 2 }, true), 0, 'Array.prototype.indexOf.call({ 0: true, 1: 1, length: 2 }, true)');