This screencast shows how to manage lists in Rules – data types corresponding to arrays of other data types. It covers:
- How to loop through multiple-value data in Rules, to act on each individual data entry
- That lists are their own data types in Rules
- That each primary data type automatically gets a list type as well
- How to add data to lists
- How to only add data if it is not already present
- How to select whether to add new data to the start or end of the list
- How to load new entities into Rules (by id)
- A few words about other ways of fetching entities, such as by property or with Views (through VBO or Rules Bonus Pack)
- That Rules configuration are actually entities
- How to disable reaction rules
By Johan Falk; Usage Attribution-Noncommercial-Share Alike 3.0