Retrieves the currently configured engine for loading surveys from system options or environment variables.
See also
Other options:
lazy_default(),
set_engine(),
set_lazy_processing(),
set_use_copy(),
show_engines(),
use_copy_default()
Retrieves the currently configured engine for loading surveys from system options or environment variables.
Other options:
lazy_default(),
set_engine(),
set_lazy_processing(),
set_use_copy(),
show_engines(),
use_copy_default()