lubridate (version 1.8.0)

quarter: Get the fiscal quarter and semester of a date-time

Description

Quarters divide the year into fourths. Semesters divide the year into halfs.

Usage

quarter(
  x,
  type = "quarter",
  fiscal_start = 1,
  with_year = identical(type, "year.quarter")
)

semester(x, with_year = FALSE)

Arguments

x

a date-time object of class POSIXct, POSIXlt, Date, chron, yearmon, yearqtr, zoo, zooreg, timeDate, xts, its, ti, jul, timeSeries, fts or anything else that can be converted with as.POSIXlt

type

the format to be returned for the quarter. Can be one one of "quarter" - return numeric quarter (default), "year.quarter" return fractional numeric year.quarter, "date_first" or "date_last" which return the date at the quarter's start end end.

fiscal_start

numeric indicating the starting month of a fiscal year.

with_year

logical indicating whether or not to include the quarter or semester's year (deprecated; use the type parameter instead).

Value

numeric or a vector of class POSIXct if type argument is date_first or date_last

Examples

Run this code
# NOT RUN {
x <- ymd(c("2012-03-26", "2012-05-04", "2012-09-23", "2012-12-31"))
quarter(x)
quarter(x, type = "year.quarter")
quarter(x, type = "year.quarter", fiscal_start = 11)
quarter(x, type = "date_first", fiscal_start = 11)
quarter(x, type = "date_last", fiscal_start = 11)
semester(x)
semester(x, with_year = TRUE)
# }

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