#+begin_src cfengine3 bundle agent main { classes: "classA"; "classB"; vars: "some_string" string => "cba"; "class_expressions" slist => {"classA.classB", string(and("classA", strcmp("$(some_string)", "abc"))) }; reports: "$(class_expressions)"; } #+end_src #+begin_src example_output #@ ``` #@ R: classA.classB #@ R: !any #@ ``` #+end_src