nest.incidence2: Nest rows into a list-column of data frames

In incidence2: Compute, Handle and Plot Incidence of Dated Events

Nest rows into a list-column of data frames

Description

Method for tidyr::nest that implicitly accounts for the inherent grouping structure of incidence2 objects.

Usage

## S3 method for class 'incidence2'
nest(.data, ..., .by, .key, .names_sep)

Arguments

.data	An incidence2 object.
...	Not used.
.by	Not used.
.key	The name of the resulting nested column. Only applicable when ... isn't specified, i.e. in the case of df %>% nest(.by = x). If NULL, then "data" will be used by default.
.names_sep	Not used.

Value

A nested tibble with rows corresponding to the count variable and (optionally) group columns of the input object.

See Also

tidyr::nest for the underlying generic.

Examples

if (requireNamespace("outbreaks", quietly = TRUE)) {
    data(ebola_sim_clean, package = "outbreaks")
    ebola_sim_clean$linelist |>
        subset(!is.na(hospital)) |>
        incidence_(date_of_onset, hospital, interval = "isoweek") |>
        nest()
}

incidence2 documentation built on Oct. 7, 2024, 1:07 a.m.