[SOLVED] Merge item.name by different strings

[rossko57]

@Phil100Vol

sendCommand(i.name + “_warning” , ON) don’t work.

What does it do? (openhab.log error message)
What does i.name + “_warning” look like? (openhab.log logInfo message)

Why not run your rule anytime one of the member Items changes, rather than by clockwork.
Then, you could only check the one that changed.

Design Pattern: Working with Groups in Rules

Edit: Updates for OH 4, inclusion of JS Scripting and Blockly examples, removed the doors example as it’s superfluous. Please see Design Pattern: What is a Design Pattern and How Do I Use Them for how to read and use DPs. Problem Statement One powerful way to consolidate code in rules is to use array/list manipulation operations on the members of a Group. For example, filter down to just those members that are ON, get a list of the labels of those Items that are NULL, etc. Concept [image] T…