ICode9

C#10引入了日期DateOnly，时间TimeOnly： //从DateTime转换 Console.WriteLine(DateOnly.FromDateTime(DateTime.Now)); //从字会串转换 Console.WriteLine(DateOnly.Parse("2021-10-23")); //从0001-01-01到现在的天数 Console.WriteLine(DateOnly.FromDayNumber(738085)); //从Dat

C#10引入了日期DateOnly，时间TimeOnly： //从DateTime转换 Console.WriteLine(DateOnly.FromDateTime(DateTime.Now)); //从字会串转换 Console.WriteLine(DateOnly.Parse("2021-10-23")); //从0001-01-01到现在的天数 Console.WriteLine(DateOnly.FromDayNumber(738085)); //从Dat