I do this:
$('content').select('a[rel="dhtmlwindow"]').each(function(anchor) {
anchor.observe('click', function() { alert ('aaaa'); });
})
But it does not work again.
On Jul 17, 8:29 am, "T.J. Crowder" <[email protected]> wrote:
> Hi,
>
> > So from now with tag a, I must use like this
> > Object.prototype.toString.call(anchor)) to get object.
>
> No, you already _have_ an object. It's just that when you do this:
>
> alert(anchor);
>
> ...it's exactly like doing this:
>
> alert(anchor.toString());
>
> ...because `alert` does an implicit "toString" operation on whatever
> you pass into it, and the "toString" operation of an HTMLAnchorElement
> returns its href.
>
> Presumably you don't actually want to do an alert. You can do anything
> else with the object you like. For instance, if you wanted to remove
> the anchor:
>
> anchor.remove();
>
> ...or if you wanted to give it a green background:
>
> anchor.setStyle({backgroundColor: "green"});
>
> ...etc., etc.
>
> `Object.prototype.toString.call(x)` is useful for testing the _type_
> of an object, because its return value is well-defined by the spec and
> a bit more specific than `typeof` (although `typeof` is also quite
> useful). But that's a side point; my main point was that the thing
> being passed into your function _is_ the anchor object, not just its
> href string.
>
> HTH,
> --
> T.J. Crowder
> Independent Software Consultant
> tj / crowder software / comwww.crowdersoftware.com
>
> On Jul 17, 12:48 am, Quyết Tiến <[email protected]> wrote:
>
>
>
> > So from now with tag a, I must use like this
> > Object.prototype.toString.call(anchor)) to get object.
>
> > On Jul 16, 10:42 pm, "T.J. Crowder" <[email protected]> wrote:
>
> > > Hi,
>
> > > > But it doesn't work, it returns href of tag a instead a object.
>
> > > Actually, it does work -- it's just that the default behavior of the
> > > HTMLAnchorElement when you try to use it as a string is to return the
> > > href (e.g., the result of its toString method), and `alert` does
> > > exactly that. You can see that it's an anchor element by changing your
> > > function:
>
> > > $('content').select('a[rel="dhtmlwindow"]').each(function(anchor)
> > > {
> > > // alerts "typeof = object"
> > > alert("typeof = " + typeof anchor);
>
> > > // alerts "Object.toString = [object HTMLAnchorElement]"
> > > alert("Object.toString = " +
> > > Object.prototype.toString.call(anchor));
>
> > > // alerts "HTMLAnchorElement.toString = (the href)"
> > > alert("HTMLAnchorElement.toString = " + anchor.toString());
> > > });
>
> > > HTH,
> > > --
> > > T.J. Crowder
> > > Independent Software Consultant
> > > tj / crowder software / comwww.crowdersoftware.com
>
> > > On Jul 16, 7:37 am, Quyết Tiến <[email protected]> wrote:
>
> > > > I have a page html like this:
> > > > <div id="content" style="padding: 100px;">
> > > > <a href="#"> rel="dhtmlwindow">content</a>
> > > > <div rel="dhtmlwindow">content</div>
> > > > <a href="#" rel="dhtmlwindow";>content</a>
> > > > <a href="#" rel="dhtmlwindow">content</a>
> > > > </div>
>
> > > > I want to select all tag a has rel is dhtmlwindow and this is code:
>
> > > > $('content').select('a[rel="dhtmlwindow"]').each(function(anchor) {
> > > > alert (anchor);
>
> > > > });
>
> > > > But it doesn't work, it returns href of tag a instead a object.- Hide
> > > > quoted text -
>
> - Show quoted text -
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