DayMatchQ

可用

Tests whether a date matches a day-of-week specification

形式

DayMatchQ[date, daytype]

DayMatchQ[daytype]

已驗證的範例Length[Select[DayRange[{2000}, {2050}, "Holiday"], DayMatchQ[#, Monday]&]] / DayCount[{2000}, {2050}, "Holiday"]//N → 0.選項

CalendarType — default Automatic
HolidayCalendar — default { "UnitedStates" , "Default" }

在 Qurak 上執行搜尋參考文件

主題

Date And Time - Day Operations
New In90 Alphabetical Listing - D
New In90 Data Manipulation - New in Date & Time »

相關

CalendarType HolidayCalendar DayPlus DateObject DayRange DayRound CalendarData DayCount DateRange DateDifference DatePlus DayName

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