Collections.sort()集合根据集合内某字段进行排序

// 正序ide Collections.sort(list, new Comparator<Bean>() {get @Overrideio public int compare(Bean o1, Bean o2) {sort if (o1.getpaixu().compareTo(o2.getpaixu()) >0){co return   -1; new }else {return retu
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