OnOrAfter/Before Dates
Compute the date that is a "on-or-after" or "on-or-before" ans n-day.
timeNdayOnOrAfter(charvec, nday = 1, format = "%Y-%m-%d", zone = "", FinCenter = "") timeNdayOnOrBefore(charvec, nday = 1, format = "%Y-%m-%d", zone = "", FinCenter = "")
charvec |
a character vector of dates and times. |
nday |
an integer vector with entries ranging from
|
format |
the format specification of the input character vector. |
zone |
the time zone or financial center where the data were recorded. |
FinCenter |
a character with the the location of the financial center named as "continent/city". |
returns an object of class timeDate
.
timeNdayOnOrAfter
returns the date in the specified month
that is a n-day (e.g. Sun-day) on or after the given date. Month
and date are given through the argument charvec
.
For the function timeNdayOnOrBefore
the date that is a n-day
on or before the given date will be returned.
## Date as character String: charvec = "2006-04-16" ## timeNdayOnOrAfter # What date has the first Monday on or after March 15, 1986 ? timeNdayOnOrAfter("1986-03-15", 1) ## timeNdayOnOrBefore # What date has Friday on or before April 22, 1977 ? timeNdayOnOrBefore("1986-03-15", 5)
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