setup_echo {loggit2} | R Documentation |
This function retrieves the echo setting from the environment variable "ECHO_LOGGIT2". If the environment variable is set, it will be used as the echo setting. If the environment variable is not set, the echo setting will be set to the default value.
setup_echo()
The environment variable must be set to one of: "TRUE" or "FALSE".
Invisible the previous echo setting.