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 accessor property that overrides an inherited accessor property on an Array-like object ---*/ var obj = { length: 1 }; Object.defineProperty(Object.prototype, "0", { get: function() { return false; }, configurable: true }); Object.defineProperty(obj, "0", { get: function() { return true; }, configurable: true }); assert.sameValue(Array.prototype.indexOf.call(obj, true), 0, 'Array.prototype.indexOf.call(obj, true)');