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 - 'length' is a string containing a positive number ---*/ var obj = { 1: 1, 2: 2, length: "2" }; assert.sameValue(Array.prototype.indexOf.call(obj, 1), 1, 'Array.prototype.indexOf.call(obj, 1)'); assert.sameValue(Array.prototype.indexOf.call(obj, 2), -1, 'Array.prototype.indexOf.call(obj, 2)');