摘要：<1>集合对象转数组 Object[] arrayOfObject = list.toArray(); <2>数组复制 int[] arr1 = {1, 2, 3, 4, 5}; int[] arr2 = Arrays.copyOf(arr1, arr1.length); Arrays的copyOf 阅读全文

摘要：<1>ListOrderedMap: 快速查找,有序 <2>模拟jquery->each实现: <script type="text/javascript">var f = function(obj, callback){ var name, i=0, length = obj.length; fo 阅读全文