Creates an empty exercise Excel file.
See also
Other support functions:
create_exercise_csv()
,
create_exercise_data_frame()
,
read_exercise_csv()
,
read_exercise_excel()
,
set_pending_answers()
,
vector_to_string()
,
write_exercise_csv()
Examples
# \donttest{
file <- create_exercise_excel(file = tempfile(fileext = '.xlsx'))
# }