据我所知,迭代和实例化是实现此目的的唯一方法。诸如此类的东西(对于其他潜在的帮助,因为我确定您知道该怎么做):List<Integer> oldList = .../* Specify the size of the list up front to prevent resizing. */List<String> newList = new ArrayList<String>(oldList.size()) for (Integer myInt : oldList) { newList.add(String.valueOf(myInt)); }