linq select count group by c#代码示例

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📜 linq select count group by c#代码示例

📅 最后修改于: 2022-03-11 14:49:24.090000 🧑 作者: Mango

代码示例1

foreach(var line in data.GroupBy(info => info.metric)
                        .Select(group => new { 
                             Metric = group.Key, 
                             Count = group.Count() 
                        })
                        .OrderBy(x => x.Metric))
{
     Console.WriteLine("{0} {1}", line.Metric, line.Count);
}