// Copyright 2014 the V8 project authors. All rights reserved.// Use of this source code is governed by a BSD-style license that can be// found in the LICENSE file."use strict";vararr=[];arr[4]="Item 4";arr[8]="Item 8";vararr2=[".","!","?"];assertEquals([void0,void0,void0,void0,"Item 4",void0,void0,void0,"Item 8",".","!","?"],arr.concat(arr2));