Binding of Isaac - Afterbirth+ Lua Reference/Guide

Here is a list of all class members with links to the classes they belong to:

### - u -

- UncoverHiddenDoor() : Level
- UnderPlayer : GridEntityPoop
- Update() : Entity , Game , GridEntity , Level , Room , Sprite
- UpdateAnimFrame() : GridEntityRock
- UpdateCanShoot() : EntityPlayer
- UpdateCollision() : GridEntityPit
- UpdateGridIndex() : PathFinder
- UpdateStrangeAttractor() : Game
- UpdateVisibility() : Level
- UpdateVolume() : MusicManager
- UseActiveItem() : EntityPlayer
- UseCard() : EntityPlayer
- UsePill() : EntityPlayer