/// Copyright (c) 2012 Ecma International. All rights reserved. /// Ecma International makes this code available under the terms and conditions set /// forth on http://hg.ecmascript.org/tests/test262/raw-file/tip/LICENSE (the /// "Use Terms"). Any redistribution of this code must retain the above /// copyright and this notice and otherwise comply with the Use Terms. /** * @path ch15/15.4/15.4.4/15.4.4.15/15.4.4.15-6-3.js * @description Array.prototype.lastIndexOf returns -1 when 'fromIndex' is length of array - 1 */ function testcase() { return [1, 2, 3].lastIndexOf(3, 1) === -1; } runTestCase(testcase);