c# groupby date

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c# groupby date -

yourDateList.GroupBy(i => i.ToString("yyyyMMdd"))
             .Select(i => new
             {
                 Date = DateTime.ParseExact(i.Key, "yyyyMMdd", CultureInfo.InvariantCulture, DateTimeStyles.None),
                 Count = i.Count()
             });

c# groupby date -

context.Users
    .Where((x.LastLogIn  >= lastWeek) && (x.LastLogIn <= DateTime.Now))
    .GroupBy(x => DbFunctions.TruncateTime(x.LastLogIn))
    .Select(x => new
    {
        Value = x.Count(),
        // Replace the commented line
        //Day = (DateTime)DbFunctions.TruncateTime(x.Key)
        // ...with this line
        Day = (DateTime)x.Key
    }).ToList();

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