Thank you for your link, Geoff.
Duy.
On Thu, Aug 7, 2014 at 9:46 AM, Geoff Callender <
[hidden email]> wrote:
> This guide is handy:
>
>
http://tapestry.apache.org/property-expressions.html>
> Geoff
>
> On 6 Aug 2014, at 8:37 pm, Chung Khanh Duy <
[hidden email]>
> wrote:
>
> > Thanks so much Peter !
> >
> > Duy.
> >
> >
> > On Wed, Aug 6, 2014 at 5:30 PM, <
[hidden email]> wrote:
> >
> >> the expression does not throw an exception, wenn getStudent() returns
> null.
> >> best regards, Peter
> >>
> >>> Hi all,
> >>>
> >>> Does anyone see the similar binding as below:
> >>>
> >>> Java code:
> >>> Student student;
> >>>
> >>> Tml file:
> >>>
> >>> <input value={student?.name} />
> >>>
> >>> I don't know why they add "?" in data binding ?
> >>>
> >>> Thanks,
> >>> Duy.
> >>>
> >>
> >>
> >>
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> >
> >
> > --
> > Chung Khánh Duy
> > Project Support Manager
> > Formos
>
>
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--
Chung Khánh Duy
Project Support Manager
Formos