[英]Get first and last day of previous week
请问有人可以提供上周第一天和最后一天的代码吗?
提前致谢。
您可以使用以下功能:
Public Function DateWeekFirst( _
ByVal datDate As Date, _
Optional ByVal lngFirstDayOfWeek As VbDayOfWeek = vbUseSystemDayOfWeek) _
As Date
' Returns the first date of the week of datDate.
' lngFirstDayOfWeek defines the first weekday of the week.
' 2000-09-07. Cactus Data ApS.
' 2003-05-01. System settings used as default.
' 2012-10-44. Data type of lngFirstDayOfWeek changed to VbDayOfWeek.
DateWeekFirst = DateAdd("d", vbSunday - Weekday(datDate, lngFirstDayOfWeek), datDate)
End Function
Public Function DateWeekLast( _
ByVal datDate As Date, _
Optional ByVal lngFirstDayOfWeek As Long = vbUseSystemDayOfWeek) _
As Date
' Returns the last date of the week of datDate.
' lngFirstDayOfWeek defines the first weekday of the week.
' 2000-09-07. Cactus Data ApS.
' 2003-05-01. System settings used as default.
' 2012-10-44. Data type of lngFirstDayOfWeek changed to VbDayOfWeek.
DateWeekLast = DateAdd("d", vbSaturday - Weekday(datDate, lngFirstDayOfWeek), datDate)
End Function
然后,例如:
FirstDatePreviousWeek = DateWeekFirst(DateAdd("ww", -1, Date))
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