Span the header based on delimiters

span_header(x, sep = "[_\\.]", theme_fun = NULL, ...)

## Arguments

x

A flextable object

sep

Separator between columns.

If character, sep is interpreted as a regular expression. The default value is a regular expression that matches any sequence of non-alphanumeric values.

If numeric, sep is interpreted as character positions to split at. Positive values start at 1 at the far-left of the string; negative value start at -1 at the far-right of the string. The length of sep should be one less than into.

theme_fun

A flextable theme function. When NULL (default), the value is resolved by flextable::get_flextable_defaults().

...

Passed to theme_fun

## Examples

iris %>%
as_flextable() %>%
#> col_keys: Sepal.Length, Sepal.Width, Petal.Length, Petal.Width, Species
`