:sig String var_dump(StringMap t, String prefix = "", String postfix = "\n") String var_dump(StringList t, String prefix = "", String postfix = "\n") String var_dump(DValue t, String prefix = "", String postfix = "\n") :params t : object to be dumped into a string return value : string containing a human-friendly representation of 't' :see >types 0_DValue 0_StringMap json_encode print :content Returns a string representation of `t` intended for debugging. :example DValue user; user["name"] = "Ada"; user["role"] = "engineer"; print(var_dump(user));