sig
type container
type elt
val length : Container.S0.container -> int
val is_empty : Container.S0.container -> bool
val iter : Container.S0.container -> f:(Container.S0.elt -> unit) -> unit
val fold :
Container.S0.container ->
init:'a -> f:('a -> Container.S0.elt -> 'a) -> 'a
val exists : Container.S0.container -> f:(Container.S0.elt -> bool) -> bool
val for_all :
Container.S0.container -> f:(Container.S0.elt -> bool) -> bool
val find :
Container.S0.container ->
f:(Container.S0.elt -> bool) -> Container.S0.elt option
val to_list : Container.S0.container -> Container.S0.elt list
val to_array : Container.S0.container -> Container.S0.elt array
end