On 11月23日, 下午4時06分, Jörn Zaefferer <[EMAIL PROTECTED]> wrote:
> howa schrieb:
>
> > On 11月22日, 下午7時15分, "Fabien Meghazi" <[EMAIL PROTECTED]> wrote:
>
> >>> In non AJAX apps, automatic checking can be prevented using Captcha in
> >>> the registration page.
>
> >> As you could do with an AJAX application, I don't understand what
> >> would prevent you to do so.
> >> What main difference do you see between a GET or POST made by the
> >> browser when submitting a plain old form and a GET or POST made using
> >> XMLHttpRequest ?
>
> > Hello, let consider a simple membership registration page
>
> > 1. Non AJAX
>
> > User need to select a username, fill in the captcha, and submit the
> > form => no automation possible as need to fill in the captcahe
>
> You can validate Captchas via ajax...
>
Sure, but it oppose the original idea why you want to use AJAX for
user to choose the username easily,
well, this in fact related to doing Turing test on AJAX or RIA for
max. usability.
