DayRange

✖
`DayRange`

✖

DayRange[date₁,date₂]

gives the dates in the range from date₁ to date₂.

✖

DayRange[date₁,date₂,daytype]

gives the dates in the range from date₁ to date₂ that are of the specified daytype.

Details and Options

Dates can be specified in the following forms:

	DateObject[…]	date object
	{y,m,d}	year, month, day
	{y,m}	the first day of the specified month
	{y}	the first day of the first month of the year y
	"string"	date as a string ("Jan. 1, 2000")

DayRange returns a list of DateObject elements.
Possible day types are: All (default), "Weekday", "Weekend", Monday through Sunday, "EndOfMonth", "BeginningOfMonth", "BusinessDay", and "Holiday".
DayRange takes the following options:

	CalendarType	"Gregorian"	calendar in which the dates have been specified
	HolidayCalendar	{"UnitedStates","Default"}	holiday schedule and subspecification for the business day and holiday computations
	"IncludeEndPoints"	{True,True}	whether date₁ and date₂ are to be included in the range

In the Jewish calendar, the weekdays are Sunday through Thursday.

Examples

open allclose all

Basic Examples (4)Summary of the most common use cases

Print all the dates in a date range:

In[1]:=1

✖

https://wolfram.com/xid/0enzn7s7e-fuqw5p

Out[1]=1

Print all dates that fall on a given day of the week:

In[1]:=1

✖

https://wolfram.com/xid/0enzn7s7e-5g1i3

Out[1]=1

Print all business days in the date range:

In[1]:=1

✖

https://wolfram.com/xid/0enzn7s7e-ffgpzo

Out[1]=1

Print all holidays in the current year, subject to the default holiday schedule:

In[1]:=1

✖

https://wolfram.com/xid/0enzn7s7e-tgf40

Out[1]=1

Scope (1)Survey of the scope of standard use cases

Determine the last days of the month:

In[1]:=1

✖

https://wolfram.com/xid/0enzn7s7e-hfu1ms

Out[1]=1

Options (4)Common values & functionality for each option

CalendarType (1)

List all US holidays that will occur in the current Islamic calendar year:

In[1]:=1

✖

https://wolfram.com/xid/0enzn7s7e-na2mss

Out[1]=1

HolidayCalendar (2)

List holidays in India:

In[1]:=1

✖

https://wolfram.com/xid/0enzn7s7e-qzthj

Out[1]=1

Different markets within a country may have different holiday schedules:

In[1]:=1

✖

https://wolfram.com/xid/0enzn7s7e-ezamfy

Out[1]=1

In[2]:=2

✖

https://wolfram.com/xid/0enzn7s7e-eilqej

Out[2]=2

In[3]:=3

✖

https://wolfram.com/xid/0enzn7s7e-g0vi4g

Out[3]=3

"IncludeEndPoints" (1)

Include the start but not the end date in the range:

In[1]:=1

✖

https://wolfram.com/xid/0enzn7s7e-lsr15m

Out[1]=1

Applications (1)Sample problems that can be solved with this function

Compute the number of days until the next US presidential election (first Tuesday after the first Monday in November of leap years):

In[1]:=1

✖

https://wolfram.com/xid/0enzn7s7e-ev69s

Out[1]=1

Properties & Relations (3)Properties of the function, and connections to other functions

DayCount is equivalent to the length of the list output by DayRange for the same set of inputs:

In[1]:=1

✖

https://wolfram.com/xid/0enzn7s7e-dgoesm

Out[1]=1

DayRange with a day type specification other than All is equivalent to a Select statement:

In[1]:=1

✖

https://wolfram.com/xid/0enzn7s7e-qawc4

Out[1]=1

Weekends, non-weekend holidays, and business days form three non-overlapping sets:

In[1]:=1

✖

https://wolfram.com/xid/0enzn7s7e-ra1fri

Out[1]=1

Possible Issues (1)Common pitfalls and unexpected behavior

A date may only be a holiday if it is not a weekend:

In[1]:=1

✖

https://wolfram.com/xid/0enzn7s7e-b64qtb

Out[1]=1

In[2]:=2

✖

https://wolfram.com/xid/0enzn7s7e-ba5e7x

Out[2]=2

Top