Eric, it's part of DOM Level 1 HTML. It'll work even in IE. :-)
On 3/22/06, Eric H. Jung <[EMAIL PROTECTED]> wrote:
>
>
> --- HJ <[EMAIL PROTECTED]> wrote:
>
> > Eric H. Jung wrote:
> > > Hi,
> > >
> > > Given an <input/> field, I'm trying to determine the <form/> in which
> > > it's contained. I've
> > written
> > > this recursive function:
> > >
> > > /** Returns null if there is no form **/
> > > findForm : function(node) {
> > > // |node| is an <input type="text"/> field
> > > if (node.nodeName == "FORM")
> > > return node;
> > > return node.parentNode ? this.findFormName(node.parentNode) : null;
> > > },
> > >
> > > This works for all pages I've tried except this one:
> > http://passwordmaker.org/proto/eraseme.html.
> > > In that case, the function returns null. I don't understand why it's not
> > > working. Anyone care
> > to
> > > take a look?
> >
> > Doesn't just node.parentNode work for this?
>
> No, because the DOM might look like this:
>
> <form><div><input/></div></form>
>
> in which case, node.parentNode = <div/>
> But the question is now moot since I've learned about the form attribute of
> input elements. Oops,
> I didn't test if that works in Mozilla... just Firefox.
>
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--
"The first step in confirming there is a bug in someone else's work is
confirming there are no bugs in your own."
-- Alexander J. Vincent, June 30, 2001
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