update server state if empty
This block is part of the state ui group and was last modified in core v10.4.28.
Type Selection Required
This block requires you to select the data type you want to work with. You must manually select the type using the type selector modal. To access the modal, click the white button on the block.
Field Selection Required
This block requires field selection (in). You must manually select the fields you want to work with using the field selector modal. To access the modal, click the white button on the block.
update server state if empty v10.4.28 Sends a state update to the frontend and triggers updates based of it if the field is empty.
In pins 1 + flow
- flow
flow - state key required
valueState key to update
Out pins 0 + flow
- flow
flow
A typical wiring for update server state if empty: a function trigger starts the flow; value feeds the key pin; the flow out pin feeds debug.
Version history
Introduced in v10.4.28.
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