1// Copyright JS Foundation and other contributors, http://js.foundation 2// 3// Licensed under the Apache License, Version 2.0 (the "License"); 4// you may not use this file except in compliance with the License. 5// You may obtain a copy of the License at 6// 7// http://www.apache.org/licenses/LICENSE-2.0 8// 9// Unless required by applicable law or agreed to in writing, software 10// distributed under the License is distributed on an "AS IS" BASIS 11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12// See the License for the specific language governing permissions and 13// limitations under the License. 14 15var arrayLikeObj = { "0" : 0, "1" : 1, "2" : 2, "length": 3 } 16 17iterator = Array.prototype.keys.call (arrayLikeObj); 18 19for (var i = 0; i < arrayLikeObj.length; i++) { 20 var next = iterator.next (); 21 assert (next.value === i && next.done === false); 22} 23 24next = iterator.next (); 25assert (next.done === true); 26