import flash.utils.getDefinitionByName;
for (var i:uint = 0; i < 30; ++i) {
var sym:MovieClip = new (getDefinitionByName("sym" + i) as Class)();
// rest
}
On 3/4/08, jonathan howe <[EMAIL PROTECTED]> wrote:
> Sorry - somehow triggered the send mail hotkey before I was finished:
>
> On Tue, Mar 4, 2008 at 3:25 PM, jonathan howe <[EMAIL PROTECTED]>
> wrote:
>
>
> >
> >
> > Imagine I have in my library a series of MovieClips with linkage
> > identifiers like so:
> >
> > sym0
> > sym1
> > sym2
> > ...
> > sym29
> >
> > In AS2, if I wanted to create instances of each one (or perhaps decide
> > which symbol to use based on XML data, for example), I could use a for
> loop:
> >
> > for (var i:Number = 0; i < 30; i ++) {
> > var new_mc:MovieClip = parent_mc.attachMovie("sym" + i, "sym" + i, i);
> > // do stuff with clip
> > }
> >
> > and create each symbol via passing a concatenated string as symbolName.
> >
> > Now, in AS3, I can't think of a way to do this efficiently. In our simple
> > example, I can only think of the following:
> >
> > for (var i:int = 0; i < 30; i ++) {
> > var sym:MovieClip;
> > switch (i) {
> > case 0: sym = new sym0();
>
> > case 1:sym = new sym1();
> > case 2: sym =new sym2();
>
> > ...
> > }
> > // do stuff with clip
> > }
> >
> >
> > Is there a more efficient way to do this in AS3? You can't really
> > instantiate a class based on a stringname, can you?
> >
>
> Was I doing myself a disservice by using this technique in AS2 anyway?
> >
>
> Thanks,
>
> -jonathan
>
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