// 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. /*--- description: > Array.prototype.lastIndexOf - both array element and search element are numbers, and they have same value includes: [runTestCase.js] ---*/ function testcase() { return [-1, 0, 1].lastIndexOf(-1) === 0; } runTestCase(testcase);