PhoenixLiveViewExt.Listilled.component_id

You're seeing just the callback component_id, go back to PhoenixLiveViewExt.Listilled module for more information.
Link to this callback

component_id(diff_id, state)

View Source

Specs

component_id(diff_id(), state()) :: component_id()

Returns the component id string representation for the provided element diff id. The returned string value should not contain the ':' character for it is later used as a separator between the component_id and the state version when sorting.