What is $ref in Capabilities Docs?


(Thai Ngo) #1

When I read Capabilities Docs. I can’t understand what $ref meaning. Any one can explain it.
Ex: ```
$ref: ActivityState or $ref: HvacMode

What is ActivityState, HvacMode ?,
[docs link](https://docs.smartthings.com/en/latest/capabilities-reference.html#air-conditioner-mode)

(ActionTiles.com co-founder Terry @ActionTiles; GitHub: @cosmicpuppy) #2

Please link to a specific page in the Docs by URL.