adjust a non-business day according to the given convention - Maple Help

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Finance[AdjustDate] - adjust a non-business day according to the given convention

Calling Sequence

AdjustDate(date, calendar, opts)

Parameters

date

-

a string containing a date specification in a format recognized by ParseDate or a date data structure

calendar

-

a name representing a supported calendar (e.g. Toronto, NewYork) or a calendar data structure created using the Calendar constructor

opts

-

(optional) equation(s) of the form option = value where option is one of convention or output; specify options for the AdjustDate command

Description

• 

The AdjustDate function adjusts a non-business day to the appropriate near business day with respect to the given convention.

• 

The parameter date must be a date specified in any of the formats recognized by the ParseDate command.

• 

The parameter calendar must be either a name representing a supported calendar (e.g. Toronto, NewYork) or a calendar data structure created using the Calendar constructor.

• 

Business day (date rolling) convention specifies the algorithm used to adjust a date in case it is not a valid business day. Here are the business day conventions supported by the package.

Unadjusted

Do not adjust.

Preceding

Choose the first business day before the given holiday.

ModifiedPreceding

Choose the first business day before the given holiday unless it belongs to a different month, in which case choose the first business day after the holiday.

Following

Choose the first business day after the given holiday.

ModifiedFollowing

Choose the first business day after the given holiday unless it belongs to a different month, in which case choose the first business day before the holiday.

MonthEndReference

Choose the first business day after the given holiday; if the original date falls on the last business day of the month, result reverts to the first business day before month-end.

Examples

withFinance:

Define a calendar with three holidays: September 1, 2006, September 29, 2006, and September 30, 2006.

C:=CalendarNull:

Holiday1:=September 1, 2006

Holiday1:=September 1, 2006

(1)

Holiday2:=September 29, 2006

Holiday2:=September 29, 2006

(2)

Holiday3:=September 30, 2006

Holiday3:=September 30, 2006

(3)

AddHolidayC,Holiday1,Holiday2,Holiday3

Adjust the first holiday using various business day conventions.

AdjustDateHoliday1,C,convention=Following,output=formatted

September 2, 2006

(4)

AdjustDateHoliday1,C,convention=Preceding,output=formatted

August 31, 2006

(5)

AdjustDateHoliday1,C,convention=ModifiedFollowing,output=formatted

September 2, 2006

(6)

AdjustDateHoliday1,C,convention=ModifiedPreceding,output=formatted

September 2, 2006

(7)

AdjustDateHoliday1,C,convention=MonthEndReference,output=formatted

September 2, 2006

(8)

Adjust the second holiday using various business day conventions.

AdjustDateHoliday2,C,convention=Following,output=formatted

October 1, 2006

(9)

AdjustDateHoliday2,C,convention=Preceding,output=formatted

September 28, 2006

(10)

AdjustDateHoliday2,C,convention=ModifiedFollowing,output=formatted

September 28, 2006

(11)

AdjustDateHoliday2,C,convention=ModifiedPreceding,output=formatted

September 28, 2006

(12)

AdjustDateHoliday2,C,convention=MonthEndReference,output=formatted

September 28, 2006

(13)

See Also

Finance[AddHoliday], Finance[AdvanceDate], Finance[Calendar], Finance[Calendars], Finance[IsBusinessDay], Finance[IsEndOfMonth], Finance[IsHoliday], Finance[JoinBusinessDays], Finance[JoinHolidays], Finance[RemoveHoliday]


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