Without options, proc registry prints a list of options.
proc registry;
run;
/*
NOTE: The following options can be specified:
IMPORT="filename" or fileref -- Import from file
EXPORT="filename" or fileref -- Export to file
UNINSTALL="filename" or fileref -- Uninstall file
COMPARETO="filename" or fileref -- Compare file
STARTAT="key" -- Start EXPORT,LIST at key
USESASHELP -- IMPORT,COMPARETO,UNINSTALL,EXPORT use system registry
LIST -- List registry to log
LISTUSER -- List user registry to log
LISTHELP -- List system registry to log
FULLSTATUS -- IMPORT, UNINSTALL list status info to log
KEYSTATUS -- List open keys
RUTHERE -- Presence test, validation check
CLEARSASUSER -- Erase contents of user registry
VALSTATUS -- List value date/time/state modification information
DEBUGON -- Turn additional debugging messages ON
DEBUGOFF -- Turn additional debugging messages OFF
UPCASE -- Upper case all incoming keys and value names
*/