select 
id, 
caption,
to_char(issue_date,'dd.mm.yyyy') issue_date, 
src, 
inf_type,
APEX_ITEM.radiogroup( 1 ,id) Cheki
from 
d_inf_pub_vie

begin
for a in  1 ..apex_application.g_f06.count
  loop
    if apex_application.g_f06.exists(a) then
      :P5_HIDDEN_ID := apex_application.g_f06(a);
    end if;
  end loop;
end;

      break;

if (new_value is not null) Then
   IF (APEX_COLLECTION.COLLECTION_EXISTS ('cheki')) THEN
       APEX_COLLECTION.DELETE_COLLECTION('cheki');
   END IF;
   apex_collection.create_collection(p_collection_name => 'cheki');
   apex_collection.add_member(
    p_collection_name => 'cheki',
    p_n001 => new_value
   );
   end if;
end;

declare
  b number( 6 );
begin
  SELECT n001 
  INTO b 
  FROM apex_collections 
  WHERE collection_name = 'cheki';
  :P5_HIDDEN_ID := b;
end;