This figure shows the Functions area in the Rules Designer. It contains three areas: Functions, Arguments, and Body.

The function area contains a table with columns: Name, Return Type, Bucketset, and Description. There is one row for each defined function. There is one row with Name value Function_1, Return Type value boolean, and Bucketset value boolean. This row is selected. Information for the selected function appears in the Arguments and Body area. The Functions area includes the following icons: Refresh, Create, and Delete.

The Arguments area contains a table with columns: Name, Type, and Bucketset. There are no rows. The Arguments area includes the following icons: Add and Delete.

The Body area includes the following items:

call print(message: "Hello world");

return true