attr.edges is an array... keep it simple :)
http://jsbin.com/unohi


I just added to the last example, so view the source

Rick




On Sat, Jul 11, 2009 at 10:54 AM, ronman <ron.new...@gmail.com> wrote:

>
> It works!  Thank you muchly.  Valuable for learning, too.
>
> Now the code executes far enough to uncover another similar problem
> which I think will go to my basic understanding of Javascript.  I'm
> expecting it to act like PHP but I keep getting functions where I
> expect values:
>
> given:
>
> attr: {
>   edges: []
> }
>
>
> initialize: function($super,cv, id, attr) {
>
>   // attr at this point is an object.  nice.
>
>    var myedges=$H(attr.edges);
>    myedges.each(function(edge, id) {
>
>       // in the first place, I didn't expect to even get here because
> myedges is an empty Hash, has no members.
>
>      // but this shows the source code of a function!  I wanted the
> value of a member of attr.edges (if it existed).
>       alert(edge);
>
>    }, this);
>
>
>
>
>
> On Jul 10, 4:15 pm, Rick Waldron <waldron.r...@gmail.com> wrote:
> > The result your getting is completely correct, you're just missing one
> > aspect...
> > Take a look:
> >
> > http://jsbin.com/anefa
> >
> > (view source... )
> >
> > On Fri, Jul 10, 2009 at 4:57 PM, ronman <ron.new...@gmail.com> wrote:
> >
> > > Hi,
> > > I've been puzzling over this for a couple of days and finally admit I
> > > need help.  I have a Hash of objects which I iterate over using each:
> >
> > >  $H(data.nodes).each(function(mynode,id) {
> > >      alert(mynode);
> > >      // do something with mynode
> > >    },this);
> >
> > > What I get back for 'mynode' is
> > > 'nodename', [object Object]
> >
> > > instead of what I need:
> > > [object Object]
> >
> > > Here's the structure of the Hash, copied from Firebug.  If there's a
> > > better way to represent this, let me know:
> >
> > > data:      Object nodes=Object size=[2]
> > >  nodes:   Object node0=Object node1=Object
> > >    node0:   Object label='node 0' height=0.44
> > >    node1:   Object label='node 1' height=0.44
> > >    node2:   Object label='node 2' height=0.44 width=1
> > >    node3:   Object label='node 3' height=0.44 width=1
> > > .
> > > apparently the _each method of Hash in Prototype can't understand this
> > > structure, but I'm not seeing why it returns
> > > 'nodename' and a comma before the object instead of just the object.
> >
> > > Help!
> >
> > > Ron
> >
>

--~--~---------~--~----~------------~-------~--~----~
You received this message because you are subscribed to the Google Groups 
"Prototype & script.aculo.us" group.
To post to this group, send email to prototype-scriptaculous@googlegroups.com
To unsubscribe from this group, send email to 
prototype-scriptaculous+unsubscr...@googlegroups.com
For more options, visit this group at 
http://groups.google.com/group/prototype-scriptaculous?hl=en
-~----------~----~----~----~------~----~------~--~---

Reply via email to