Thanks everyone for your comments and help. Cheers
Graham --- In flexcoders@yahoogroups.com, "Matt Chotin" <[EMAIL PROTECTED]> wrote: > > You can learn more about the * datatype here: > http://livedocs.macromedia.com/flex/2/docs/00001826.html > > > > Default parameters are described here: > http://livedocs.macromedia.com/flex/2/docs/00001834.html > > > > HTH, > > Matt > > ________________________________ > > From: flexcoders@yahoogroups.com [mailto:[EMAIL PROTECTED] On > Behalf Of Samuel D. Colak > Sent: Tuesday, August 15, 2006 9:52 AM > To: flexcoders@yahoogroups.com > Subject: Re: [flexcoders] Flex/Cairngorm Syntax > > > > The * is an approximation of the Object keyword. Can be any type. Im not > sure whether the typing is preserved or not but im sure Matt can confirm > this. In effect event is cast as any object rather than having a > strongly typed function call. Be aware in doing this though as type > coercion issues may occur later on when dealing with the result. > > Since all event classes usually subclass from Event, you might use Event > rather than * for type safety. > > Regards > Samuel > > On 15/8/06 15:02, "grahampengelly" <[EMAIL PROTECTED]> > wrote: > > > > > > Hi > > I am just embarking on my first Cairngorm based Flex app. In one > of the sample apps there is the following syntax > > public function onResult(event:* = null):void > { > > } > > Could somebody please explain exactly what the argument > "(event:* = null)" is actually doing. Obviously the argument is called > 'event', I have got that far. Is the asterisk a wildcard for the type, > and if so why, and is the null a default value if the argument is not > supplied? > > I have had a look around the web and the docs but can't find any > explanation of this syntax. What is more, I am not getting it to work > but as I don't understand what it is supposed to be I'm not sure where > the problem lies. > > Thanks for your help in advance... > > Graham > -- Flexcoders Mailing List FAQ: http://groups.yahoo.com/group/flexcoders/files/flexcodersFAQ.txt Search Archives: http://www.mail-archive.com/flexcoders%40yahoogroups.com Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/flexcoders/ <*> To unsubscribe from this group, send an email to: [EMAIL PROTECTED] <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/
