onOrAfter: OnOrAfter/Before Dates

Description

Compute the date that is a "on-or-after" or "on-or-before" ans n-day.

Usage

timeNdayOnOrAfter(charvec, nday = 1, format = "%Y-%m-%d", 
    zone = "", FinCenter = "")
    
timeNdayOnOrBefore(charvec, nday = 1, format = "%Y-%m-%d", 
    zone = "", FinCenter = "")

Value

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.

Arguments

charvec: a character vector of dates and times.
nday: an integer vector with entries ranging from 0 (Sunday) to 6 (Saturday).
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".

Examples

Run this code

## 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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