public static List<ProblemBaseInfo> removeDuplicate(List<ProblemBaseInfo> list) { for (int i = 0; i < list.size() - 1; i++) { for (int j = list.size() - 1; j > i; j--) { if (list.get(j).getId() == (list.get(i).getId())) { list.remove(j); } } } return list; }
list集合去重复数据
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