## Not run:
# ## senseless actions
# data(iris)
# data(cars)
# xl.workbook.add()
# xlrc[a1] = iris
# xl.workbook.save("iris.xlsx")
# xl.workbook.add()
# xlrc[a1] = cars
# xl.workbook.save("cars.xlsx")
# xl.workbook.activate("iris")
# xl.workbook.close("cars")
# xl.workbook.open("cars.xlsx")
# xl.workbooks()
# for (wb in xl.workbooks()) xl.workbook.close(wb)
# unlink("iris.xlsx")
# unlink("cars.xlsx")
#
# # password-protected workbook
# data(iris)
# xl.workbook.add()
# xlrc[a1] = iris
# xl.workbook.save("iris.xlsx", password = "my_password")
# xl.workbook.close()
# xl.workbook.open("iris.xlsx", password = "my_password")
# xl.workbook.close()
# unlink("iris.xlsx")
# ## End(Not run)
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