has_tag | R Documentation |
A selector function to use in tidyverse functions
has_tag(tags)
tags |
A character vector of tags listing the variables you want to operate on |
A numeric vector containing the position of the columns with the requested tags
if (require(outbreaks) && require(dplyr)) {
## dataset we'll create a linelist from
measles_hagelloch_1861
## create linelist
x <- make_linelist(measles_hagelloch_1861,
id = "case_ID",
date_onset = "date_of_prodrome",
age = "age",
gender = "gender"
)
head(x)
x %>%
select(has_tag(c("id", "age"))) %>%
head()
}
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