module String: sig .. end
sig
end
include String
module Set: Set.S with type elt = string
Set.S
with type elt = string
module Map: Map.S with type key = string
Map.S
with type key = string
module Tbl: Hashtbl.S with type key = string
Hashtbl.S
val for_all : (char -> bool) -> t -> bool
(char -> bool) -> t -> bool