The values returned by getAttribute are not always the same across different
browsers.
Element#readAttribute simply wraps getAttribute and returns consistently.
If you read through the Prototype source, you can see the differences that
it resolves.
- Skip
On 9/14/07, Matt Foster <[EMAIL PROTECTED]> wrote:
>
>
> Wow I hate the attribute model, so broken heh.
>
>
> What is wrong with the native "getAttribute" method, is there anything
> different going on here?
>
> Cheers,
> Matt
>
> On Sep 13, 3:02 pm, Yanick <[EMAIL PROTECTED]> wrote:
> > I don't know if anyone has encountered this problem before, but I was
> > reading nodes from an XML document (ajax response) and I tried the
> > Element.readAttribute function instead of my own home brewed
> > algorithm. (This Web application goes all the way from before there
> > was such function in the Prototype library...) Anyway, firefox didn't
> > complain, but IE seemed to do so. Here's what I did to resolve this
> > issue :
> >
> > readAttribute: function(element, name) {
> > //element = $(element); // IE doesn't like this line (is it
> > really necessary ?)
> > if (Prototype.Browser.IE) {
> > // XML nodes in IE has an array name attributes. Each index
> > // is an object { name: [string], value: [mixed], ... }
> > if ( element.attributes && element.attributes.length ) {
> > // I'm sure some might find a better way to do this, but it
> > works for now....
> > var attribute =
> > $A(element.attributes).find(function(attribute) {return
> > attribute.name==name; });
> > // if we do not return here, we might throw an exception, so
> > rather return null if not found
> > return attribute ? attribute.value : null;
> > }
> > var t = Element._attributeTranslations.read;
> > if (t.values[name]) return t.values[name](element, name);
> > if (t.names[name]) name = t.names[name];
> > if (name.include(':')) {
> > return (!element.attributes || !element.attributes[name]) ?
> > null :
> > element.attributes[name].value;
> > }
> > }
> > return element.getAttribute(name);
> > },
> >
> > I'm sorry I'm not the best guy to provide more test with this matter,
> > but I'm pretty sure some of you already have the proper setup to do
> > them. So I'm leaving this into your more capable hands.
> >
> > Thank you.
> >
> > yanick
>
>
> >
>
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