On Wed, 4 Mar 2009 16:31:02 +0300, Vsevolod Fedorov wrote:
>
> I want to define two records referencing each other. First record (A)
> has direct reference to second (B) and second (B) has weak hash table to
> list records A, which have reference to it. For example (pseudo code):
>
> type a
> {
> id : int ;
> mutable field1 : string;
> mutable b : B;
> }
> type b
> {
> id : int;
> mutable field2 : string;
> a_list : Weak-Hashtbl(a); (* they referenced me *)
> }
>
> Is it possible at all?
type a = {
id : int ;
mutable field1 : string;
mutable b : b;
}
and b = {
id : int;
mutable field2 : string;
a_list : a Weak.t; (* they referenced me *)
};;
ChriS
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