Group dates — group_dates • metasurvey

Group dates

Usage

group_dates(dates, type = c("monthly", "quarterly", "biannual"))

Arguments

dates: Vector of Date objects.
type: Grouping type: "monthly", "quarterly", or "biannual".

Value

Integer vector of group indices (e.g. 1-12 for monthly, 1-4 for quarterly).

See also

Other survey-loading: extract_time_pattern(), load_panel_survey(), load_survey(), load_survey_example(), validate_time_pattern()

Examples

dates <- as.Date(c(
  "2023-01-15", "2023-04-20",
  "2023-07-10", "2023-11-05"
))
group_dates(dates, "quarterly")
#> 2023-01-15 2023-04-20 2023-07-10 2023-11-05 
#>          1          2          3          4 
group_dates(dates, "biannual")
#> 2023-01-15 2023-04-20 2023-07-10 2023-11-05 
#>          1          1          2          2