DayMatchQ

可用

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

形式

DayMatchQ[date, daytype]

DayMatchQ[daytype]

验证过的示例Length[Select[DayRange[{2000}, {2050}, "Holiday"], DayMatchQ[#, Monday]&]] / DayCount[{2000}, {2050}, "Holiday"]//N → 0.选项

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

在 Qurak 上运行搜索参考

主题

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

相关

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

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