(data.frame)
an ARD data frame of class 'card' or any data frame
columns
(tidy-select)
columns to unlist. Default is
c(where(is.list), -any_of(c("warning", "error", "fmt_fun"))).
fill
(scalar)
scalar to fill NULL values with before unlisting (if they are present).
Default is NA.
fct_as_chr
(scalar logical)
When TRUE, factor elements will be converted to character before unlisting.
When the column being unlisted contains mixed types of classes, the
factor elements are often converted to the underlying integer value instead
of retaining the label. Default is TRUE.