# Module BatPMap

    module BatPMap: sig .. end

Polymorphic Map.

The functions below are now integrated as part of the `BatMap` module. Please go there to find detailed documentation.

    type ('a, 'b) t

    val empty : ('a, 'b) t

    val is_empty : ('a, 'b) t -> bool

    val create : ('a -> 'a -> int) -> ('a, 'b) t

    val singleton : ?cmp:('a -> 'a -> int) -> 'a -> 'b -> ('a, 'b) t

    val cardinal : ('a, 'b) t -> int

    val add : 'a -> 'b -> ('a, 'b) t -> ('a, 'b) t

    val find : 'a -> ('a, 'b) t -> 'b

    val remove : 'a -> ('a, 'b) t -> ('a, 'b) t

    val mem : 'a -> ('a, 'b) t -> bool

    val exists : 'a -> ('a, 'b) t -> bool

    val iter : ('a -> 'b -> unit) -> ('a, 'b) t -> unit

    val map : ('a -> 'b) -> ('c, 'a) t -> ('c, 'b) t

    val mapi : ('a -> 'b -> 'c) -> ('a, 'b) t -> ('a, 'c) t

    val fold : ('a -> 'b -> 'b) -> ('c, 'a) t -> 'b -> 'b

    val foldi : ('a -> 'b -> 'c -> 'c) -> ('a, 'b) t -> 'c -> 'c

    val filter : ('a -> bool) -> ('b, 'a) t -> ('b, 'a) t

    val filteri : ('a -> 'b -> bool) -> ('a, 'b) t -> ('a, 'b) t

    val filter_map : ('a -> 'b -> 'c option) -> ('a, 'b) t -> ('a, 'c) t

    val choose : ('a, 'b) t -> 'a * 'b

    val split : 'a ->
           ('a, 'b) t -> ('a, 'b) t * 'b option * ('a, 'b) t

    val min_binding : ('a, 'b) t -> 'a * 'b

    val max_binding : ('a, 'b) t -> 'a * 'b

    val enum : ('a, 'b) t -> ('a * 'b) BatEnum.t

    val backwards : ('a, 'b) t -> ('a * 'b) BatEnum.t

    val keys : ('a, 'b) t -> 'a BatEnum.t

    val values : ('a, 'b) t -> 'b BatEnum.t

    val of_enum : ?cmp:('a -> 'a -> int) -> ('a * 'b) BatEnum.t -> ('a, 'b) t

    val for_all : ('a -> 'b -> bool) -> ('a, 'b) t -> bool

    val exists_f : ('a -> 'b -> bool) -> ('a, 'b) t -> bool

    val partition : ('a -> 'b -> bool) ->
           ('a, 'b) t -> ('a, 'b) t * ('a, 'b) t

    val add_carry : 'a -> 'b -> ('a, 'b) t -> ('a, 'b) t * 'b option

    val modify : 'a -> ('b -> 'b) -> ('a, 'b) t -> ('a, 'b) t

    val modify_def : 'a -> 'b -> ('a -> 'a) -> ('b, 'a) t -> ('b, 'a) t

    val extract : 'a -> ('a, 'b) t -> 'b * ('a, 'b) t

    val pop : ('a, 'b) t -> ('a * 'b) * ('a, 'b) t

    val union : ('a, 'b) t -> ('a, 'b) t -> ('a, 'b) t

    val diff : ('a, 'b) t -> ('a, 'b) t -> ('a, 'b) t

    val intersect : ('a -> 'b -> 'c) ->
           ('d, 'a) t -> ('d, 'b) t -> ('d, 'c) t

    val split : 'a ->
           ('a, 'b) t -> ('a, 'b) t * 'b option * ('a, 'b) t

    val merge : ('a -> 'b option -> 'c option -> 'd option) ->
           ('a, 'b) t -> ('a, 'c) t -> ('a, 'd) t

    val merge_unsafe : ('a -> 'b option -> 'c option -> 'd option) ->
           ('a, 'b) t -> ('a, 'c) t -> ('a, 'd) t

    module Exceptionless: sig .. end

    module Infix: sig .. end

    val bindings : ('a, 'b) t -> ('a * 'b) list

    val print : ?first:string ->
           ?last:string ->
           ?sep:string ->
           ('a BatInnerIO.output -> 'b -> unit) ->
           ('a BatInnerIO.output -> 'c -> unit) ->
           'a BatInnerIO.output -> ('b, 'c) t -> unit