Subset Data To Label Line Plot — end_points • OCepi

Subset dataframe to label last point in geom_line. Function takes into account time series that don't end at the same time point.

Usage

end_points(df, date = NULL, group_by = NULL)

Arguments

df: Dataframe
date: Date column to be used in plot - can be date, year, or week.
group_by: For time series that end at different dates, specify group variable.

Value

Data.frame filtered at maximum (or most recent) date including all groups at that date.

Examples

df <- data.frame(Date = seq.Date(from = as.Date("2023-01-01"), to = as.Date("2023-12-01"),
by = "month"), scores = sample(65:99, 12))
end_points(df, Date)
#>         Date scores
#> 1 2023-12-01     90