Beta
Manages callbacks that are connected to when a world.gameRules property has changed.
Private
Adds a callback that will be called when a world.gameRules property is changed.
This function can't be called in read-only mode.
This function can be called in early-execution mode.
Removes a callback from being called when a world.gameRules property is changed.
Manages callbacks that are connected to when a world.gameRules property has changed.