binary tree and files

["Franck" <kribal@caramail.com>]

hi !

i've got a pb : i don't know how to save a binary tree in a file, and then
load it from the file

here are the type i use

   type T_node;
   type Pt_tree is access T_Node;

   type T_Node is record
      name : T_name;
      G, D : Pt_Arbre;
   end record;

name contain name, surname, birthday etc...

thanks for the help ;o)

P.S :you can send the answer to kribal@caramail.com