set_api_key
set_api_key(key = null, source_name = null, option = c("env", "file"), ...)
api key of the source
evds or fred
choice of later usage. env or file should be given to
save api key for later use. Default is env which
saves api key as environment variable.
if env
default value is selected it will save api key
as an environment variable
if file
was selected it will save api key to current folder.
for future versions
The function has no return value.
if (FALSE) {
set_api_key("ABCDEFGHIJKLMOP", "evds", "env")
set_api_key("ABCDEFGHIJKLMOP", "fred", "env")
set_api_key("ABCDEFGHIJKLMOP", "fred", "file")
}