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OCaml record field.

type ('perm, 'record, 'field) t_with_perm

'record is the type of the record. 'field is the type of the values stored in the record field with name name. 'perm is a way of restricting the operations that can be used.

type ('record, 'field) t = ([ `Read | `Set_and_create ], 'record, 'field) t_with_perm

A record field with no restriction.

type ('record, 'field) readonly_t = ([ `Read ], 'record, 'field) t_with_perm

A record that can only be read, because it belongs to a private type.

val name : (_, _, _) t_with_perm -> string
val get : (_, 'r, 'a) t_with_perm -> 'r -> 'a
val fset : ([> `Set_and_create ], 'r, 'a) t_with_perm -> 'r -> 'a -> 'r
val setter : ([> `Set_and_create ], 'r, 'a) t_with_perm -> ('r -> 'a -> unit) option
type ('perm, 'record, 'result) user = {
  1. f : 'field. ('perm, 'record, 'field) t_with_perm -> 'result;
}