File path of configuration to write. Defaults to the value of
the 'R_CONFIGFILE_ACTIVE' environment variable ('config.cfg' if the
variable does not exist)
write.type
json/ini/yaml
sections
Sections that need be write in file, default is NULL and use all of sections
Logical indicating whether the specified configuration file be writed successful
See Also
toJSON convert a list to JSON string,
prettify convert a JSON string to user friendly view,
write.ini write a list in a INI format file,
as.yaml convert a list to YAML format