The depends="$token$" format works on almost every XML element in Splunk Dashboards
I do this to force choices to happen in a certain order
For example, if you must choose a Region before a Datacenter, you might have the dropdown for Datacenter have depends="$regiontok$", so that Region has to be set first
from User warren – Stack Overflow https://stackoverflow.com/questions/72960533/in-splunk-dashboard-how-to-hide-unhide-input-radio-choice-options-based-on-previ/74365762#74365762
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