# port var (world)

Source: https://ref.dm-lang.org/world/var/port

This is the network port of the world. If the world does not have an open network port, this is 0.

### See also
- [OpenPort proc (world)](https://ref.dm-lang.org/world/proc/OpenPort.md)
- [address var (world)](https://ref.dm-lang.org/world/var/address.md)
- [reachable var (world)](https://ref.dm-lang.org/world/var/reachable.md)
- [visibility var (world)](https://ref.dm-lang.org/world/var/visibility.md)