/// 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 ch15/15.4/15.4.4/15.4.4.20/15.4.4.20-10-2.js * @description Array.prototype.filter returns new Array with length equal to number of true returned by callbackfn */ function testcase() { function callbackfn(val, idx, obj) { if(val % 2) return true; else return false; } var srcArr = [1,2,3,4,5]; var resArr = srcArr.filter(callbackfn); if(resArr.length === 3 && resArr[0] === 1 && resArr[1] === 3 && resArr[2] === 5) { return true; } } runTestCase(testcase);