Webbhuset.Internal.PID.PID
A PID is an identifier for a Process.
A process is an instance of an Actor / Component
toString : PID -> String
Stringify PID
This is useful when you need to make a unique string id, for example to use as html ids.
The string is unique for the component instance.
null : PID
PID for testing purposes.
Deprecated, see Webbhuset.Sandbox.mockPID instead