摘要: var listb= ListA.Where(x => x.Id.Equals(obj.Id)).Select(x => x.SubData).Aggregate((x, y) => x.Concat(y).Distinct().ToList()).ToList(); 阅读全文
posted @ 2019-07-09 16:24 jasonlai2016 阅读(536) 评论(0) 推荐(0) 编辑