Module Base.Binary_searchable
module type S = sig ... end
module type S1 = sig ... end
type nonrec ('t, 'elt, 'key) binary_search = ?pos:int -> ?len:int -> 't -> compare:('elt -> 'key -> int) ->
[ `Last_strictly_less_than | `Last_less_than_or_equal_to | `Last_equal_to | `First_equal_to | `First_greater_than_or_equal_to | `First_strictly_greater_than ] -> 'key -> int option
type nonrec ('t, 'elt) binary_search_segmented = ?pos:int -> ?len:int -> 't -> segment_of:('elt -> [ `Left | `Right ]) ->
[ `Last_on_left | `First_on_right ] -> int option