Final Word.
//------ Errors --------
function(){
var foo = false;
}();
//------ No Errors --------
(function(){
var foo = false;
})();
//------ No Errors --------
var something = function(){
var foo = false;
}();
On Aug 3, 8:23 am, Aaron Newton <[email protected]> wrote:
> sorry guys, you need the parens. try it:
>
> function(){ var foo = false; }();
>
> will produce a syntax error.
>
>
>
> On Tue, Aug 3, 2010 at 7:37 AM, Ryan Florence <[email protected]> wrote:
> > 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
