You can search for identifiers within the package.
in-package search v0.2.0
raylib.core
Raylib_core.Rectangle
type t'
type t = t' ctyp
val t : t Ctypes.typ
val create : float -> float -> float -> float -> t
create x y width height
val x : t -> float
Rectangle top-left corner position x
val y : t -> float
Rectangle top-left corner position y
val width : t -> float
Rectangle width
val height : t -> float
Rectangle height
val set_x : t -> float -> unit
val set_y : t -> float -> unit
val set_width : t -> float -> unit
val set_height : t -> float -> unit