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我如何得到兩個日期之間的工作日數? (有很多工作日的計算,但平日工作時間似乎不太多 - 不是工作/開放時間,只是非週末的工作時間)。獲取兩個日期之間的工作日時間?
這是我的刺傷 - 有沒有更好的方法?
void Main()
{
// Works
DateTime start = new DateTime(2013,6,15,0,0,0); // Saturday
DateTime end = new DateTime(2013,6,17,10,0,0); // Monday
// Result = 10 (OK)
GetBusinessHours(start, end).Dump();
// Bugs
start = new DateTime(2013,6,14,0,0,0); // Friday
end = new DateTime(2013,6,15,0,0,0); // Saturday
// Result = 0 (Bug) - should be 24
GetBusinessHours(start, end).Dump();
}
public double GetBusinessHours(DateTime start, DateTime end)
{
double result = (end - start).TotalHours;
int weekendDays = Enumerable.Range(0, 1 + end.Subtract(start).Days).Select(offset => start.AddDays(offset)).Count(d => d.DayOfWeek == DayOfWeek.Sunday || d.DayOfWeek == DayOfWeek.Saturday);
double weekendDeltaHours = 0;
if (start.DayOfWeek == DayOfWeek.Saturday ||
start.DayOfWeek == DayOfWeek.Sunday)
{
weekendDays--;
weekendDeltaHours = start.Date.AddDays(1).Subtract(start).TotalHours;
}
else if (end.DayOfWeek == DayOfWeek.Saturday ||
end.DayOfWeek == DayOfWeek.Sunday)
{
weekendDeltaHours = (end - end.Date).TotalHours;
}
result = result - (weekendDays * 24) - weekendDeltaHours;
return result;
}
(道具Ani爲Enumerable.Range招)。
Splendid謝謝。只需要將第二個Range參數強制轉換爲int。 – PeterX
嗨,彼得,我注意到發佈後,請參閱更新。乾杯 – Oliver