You can search for identifiers within the package.
in-package search v0.2.0
val index_of : 'a t -> 'a -> int
val index : ('a -> bool) -> 'a t -> int
val at_index : 'a t -> int -> 'a
val set : 'a t -> int -> 'a -> unit
val remove_at : 'a t -> int -> unit