returns path to file

Wrapper around base::system.file() to simplify generating file names

f(fn)

Arguments

fn	file name

Value

path to file

Examples

path_to_file <- f("Zch_Stampfenbachstrasse_2010-2014.csv")

# is the same as
path_to_file <- system.file("extdata", "Zch_Stampfenbachstrasse_2010-2014.csv",
                            package = "rOstluft.data", mustWork = TRUE)