FBInstant.player.getID
From GiderosMobile
Available since: Gideros 2018.3
Description
A unique identifier for the player. A Facebook user's player ID will remain constant, and is scoped to a specific game. This means that different games will have different player IDs for the same user.
(string), = FBInstant.player.getID()
Returns (string) A unique identifier for the player.