Yes, it is a security thing. Otherwise malicious developers would be
adding paths to user's existing files and be able to silently upload
user's files without their knowledge.

On Oct 12, 11:33 am, captaincarp <harry.wi...@gmail.com> wrote:
> Sounds like a good idea - i'll give it a try in the morning and let you know
> if i have any luck
>
> wierd that there doesnt seem any way of directly altering the file inputs
> value... perhaps its a security thing...
>
>
>
> mkmanning wrote:
>
> > You could replace the file input when the URL field is focused:
>
> > $('#fu').replaceWith('<input id="fu" type="file" />');
>
> > where #fu is the file input.
>
> > On Oct 12, 11:53 am, amuhlou <amysch...@gmail.com> wrote:
> >> hmm yeah, I did a quick google search and it appears that allowing you
> >> to access a file input's value attribute would pose a security issue.
>
> >> I found a solution but the code isn't exactly
> >> prettyhttp://gusiev.com/2009/04/clear-upload-file-input-field/
>
> >> On Oct 12, 6:43 pm, captaincarp <harry.wi...@gmail.com> wrote:
>
> >> > Yeah this is what I've been trying,
>
> >> > i think maybe different rules apply for file inputs perhaps?
>
> >> > amuhlou wrote:
>
> >> > > Try:
>
> >> > > $('#input_id').focus(function(){
> >> > >         $(this).attr("value","");
> >> > > });
>
> >> > > On Oct 12, 5:59 pm, captaincarp <harry.wi...@gmail.com> wrote:
> >> > >> My image upload form has a choice of either upload image by entering
> >> url
> >> > >> or
> >> > >> by browsing for a file,
>
> >> > >> I'm trying to empty the file-input input if you focus on the
> >> url-input.
>
> >> > >> I've tried bother these events on click/blur  but neither seem to
> >> work
> >> > >> like
> >> > >> they would for a checkbox or text input...
>
> >> > >> $('#input_id').empty();
> >> > >> $('#input_id').attr('value', '');
>
> >> > >> any ideas would be help my head!
> >> > >> --
> >> > >> View this message in
>
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> >> > >> Sent from the jQuery General Discussion mailing list archive at
> >> > >> Nabble.com.
>
> >> > --
> >> > View this message in
> >> context:http://www.nabble.com/possible-to-empty-file-input-in-form-with-.clic...
> >> > Sent from the jQuery General Discussion mailing list archive at
> >> Nabble.com.
>
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