[html-formfu] $_->render_data->{value} returns only the first value for a many_to_many relationship

[Moritz Onken]

Am 24.03.2008 um 13:51 schrieb Carl Franks:
> On 24/03/2008, Moritz Onken <onken at houseofdesign.de> wrote:
>> Hi,
>>
>> I'm using $_->render_data->{value} to get a value of a field which  
>> got
>> the data via $form->defaults_from_model.
>> If I try $_->render_data->{value} on a many_to_many relationship I
>> only get the first value but not all of them. The element type is
>> Select with multiple set to 1.
>> How can I get all (deflated) values?
>
> _Group.pm should probably override _Field.pm's handling of ARRAY
> values in _render_value()
>
> This has never been an issue, because the appropriate
> selected="selected" work is done in Select.pm's _prepare_attrs(), so
> $self->render_value->{value} has never been needed before.
>
> Carl

thanks Carl,
but could you tell me a way how I can get all deflated values of such  
an element?