C#快速查找列表/数组中的重复项
摘要：
var list = new List<string> { "1","2","3","4","5","3" }; var datas = list.GroupBy(g => g).Where(w => w.Count() > 1).Select(s => s.Key).ToList(); 阅读全文
posted @ 2022-03-25 16:25
yehuanyi
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