incidence(d, interval = "week", first_date = Sys.Date() - 10, standard = TRUE)
#> <incidence object>
#> [10 cases from days 2019-02-18 to 2019-03-11]
#> [10 cases from ISO weeks 2019-W08 to 2019-W11]
#>
#> $counts: matrix with 4 rows and 1 columns
#> $n: 10 cases in total
#> $dates: 4 dates marking the left-side of bins
#> $interval: 1 week
#> $timespan: 22 days
#> $cumulative: FALSE
warning issued if standard not specified
incidence(d, interval = "week", first_date = Sys.Date() - 10)
#> Warning in incidence.Date(d, interval = "week", first_date = Sys.Date() - :
#>
#> As of incidence version 1.6.0, the default behavior has been modified so that `first_date` no longer overrides `standard`. If you want to use Sys.Date() - 10 as the precise `first_date`, set `standard = FALSE`.
#>
#> To remove this warning in the future, explicitly set the `standard` argument OR use `options(incidence.warn.first_date = FALSE)`
#> <incidence object>
#> [10 cases from days 2019-02-18 to 2019-03-11]
#> [10 cases from ISO weeks 2019-W08 to 2019-W11]
#>
#> $counts: matrix with 4 rows and 1 columns
#> $n: 10 cases in total
#> $dates: 4 dates marking the left-side of bins
#> $interval: 1 week
#> $timespan: 22 days
#> $cumulative: FALSE
second instance: no warning issued
incidence(d, interval = "week", first_date = Sys.Date() - 10)
#> <incidence object>
#> [10 cases from days 2019-02-18 to 2019-03-11]
#> [10 cases from ISO weeks 2019-W08 to 2019-W11]
#>
#> $counts: matrix with 4 rows and 1 columns
#> $n: 10 cases in total
#> $dates: 4 dates marking the left-side of bins
#> $interval: 1 week
#> $timespan: 22 days
#> $cumulative: FALSE
This will fix #87
first_date
no longer overridesstandard = TRUE
incidence()
withfirst_date
, but notstandard
standard
specified, no warningwarning issued if
standard
not specifiedsecond instance: no warning issued
Created on 2019-03-05 by the reprex package (v0.2.1)