# Source URL: https://dev.epicgames.com/documentation/en-us/fortnite/getting-started-with-physics
# Local doc: epic-docs/documentation/en-us/fortnite/getting-started-with-physics.md
# Section: Verse API
# WARNING: Epic's page marks this snippet as click-to-expand. Only the preview portion was captured by the crawler — the full body is NOT in the markdown.
volume_device<public> := class<concrete><final>(creative_device_base):
PropEntersEvent<public>:listenable(creative_prop) = external {}
PropExitsEvent<public>:listenable(creative_prop) = external {}
Verse Library
verse
01 Verse Api
Defines a creative device class with events that fire when props enter or exit a volume.
extracted-snippets/documentation/en-us/fortnite/getting-started-with-physics/01-verse-api.verse