I heard somebody (Paul lrish I think?) say at a conference that at google they
use !function to indicate it's self-invoking.
I think (function ... is more common though.
On Aug 3, 2010, at 6:15 AM, Fábio M. Costa wrote:
> jiggliemon,
>
> no you dont need the extra parentheses, you could do:
>
> function(){
> ...
> }();
>
> but with the extra parentheses its more clear that you are creating a self
> executing function. Its kind of a convention, kind of...
>
> --
> Fábio Miranda Costa
>
>
>
> On Tue, Aug 3, 2010 at 8:11 AM, Sid-ahmed D <[email protected]>
> wrote:
> Thank you for all reply :P
>
> On 3 août, 07:15, jiggliemon <[email protected]> wrote:
> > FMI, must one include the first set of parentheses to create a
> > closure?
> > An old book I was reading said that it's just extra sugar.
> >
> > function(){
> > ...stuff...
> >
> > }();
> >
> > Is just the same. They say.
> >
> > -chase
> >
> > On Aug 2, 6:09 pm, Fábio M. Costa <[email protected]> wrote:
> >
> > > It creates a closure, so the variables you create inside it wont be global
> > > variables. It's basically to avoid creating global variables cause maybe
> > > you
> > > can overwrite something you had before and stuff like that. It's safer.
> >
> > > --
> > > Fábio Miranda Costa
> >
> > > On Mon, Aug 2, 2010 at 11:00 AM, Sid-ahmed D
> > > <[email protected]>wrote:
> >
> > > > Perfect, it's working now.
> > > > Thank you.
> >
> > > > just to understand.
> > > > What does the parentheses in your example ? reduced to a function?
> > > > ( fu....)();
> >
> > > > On 2 août, 15:48, Fábio M. Costa <[email protected]> wrote:
> > > > > Yes you can, look:
> >
> > > > >http://jsfiddle.net/6UqAP/10/
> >
> > > > > @Dimitar Christoff:
> >
> > > > > You can create a request at each click but its not the correct way.
> > > > > This
> > > > way
> > > > > you are being inefficient by creating a request at each click.
> >
> > > > > You dont need to create a request object at each click, just send a
> > > > request.
> > > > > You can change the properties of the request passing an options
> > > > > object to
> > > > > the send call, shown in my example.
> >
> > > > > If you dont wanna ignore the other clicks you can use the other link
> > > > > options:
> >
> > > > > - cancel: if you try to send another request when a request is
> > > > > being
> > > > sent
> > > > > the current one is aborted and the new one will be sent;
> > > > > - chain: if you try to send another request whan a request is being
> > > > sent
> > > > > it will be chained, and will be called when the last chained
> > > > > request
> > > > is
> > > > > called.
> >
> > > > >http://mootools.net/docs/core/Request/Request
> >
> > > > > chain example:
> >
> > > > >http://jsfiddle.net/6UqAP/15/
> >
> > > > > click 3 times in a row, it will call the first, when it finishes
> > > > > another
> > > > > will be called and then another.
> >
> > > > > --
> > > > > Fábio Miranda Costa
> >
> > > > > On Mon, Aug 2, 2010 at 10:09 AM, Sid-ahmed D <
> > > > [email protected]>wrote:
> >
> > > > > > I can not put a variable "url" in this configuration.
> > > > > > Could you please help me ?
> >
> > > > > >http://jsfiddle.net/KzMDG/1/
> >
> > > > > > Thank
> >
> > > > > > On 2 août, 11:17, Dimitar Christoff <[email protected]> wrote:
> > > > > > > > You should never create the request object inside the click
> > > > > > > > event.
> >
> > > > > > > and why not if you don't plan on recycling it?
> >
> > > > > > > Best regards,
> > > > > > > --
> > > > > > > Dimitar Christoff <[email protected]>
> > > > > > > blog:http://fragged.org/twitter:http://twitter.com/D_mitar
>
