> -----Original Message----- > From: Andrés Robinet [mailto:[EMAIL PROTECTED] On Behalf Of Andrés > Robinet > Sent: Friday, February 15, 2008 2:51 AM > To: '[email protected]' > Subject: Selector.findChildElements issue > > Hi All, > > I found what appears to be a bug in Selector.findChildElements. I'm using > prototype 1.6.0.2 and this behavior was not present in version 1.6.0. I've > experienced this behavior on both IE 7 and FF 2 (didn't test other > browsers). > > Calling element.descendants() on an input element will call > element.select('*') which in turn calls Selector.findChildElements(element, > '*'). This function returns "undefined" for inputs, but returns an iterable > object for other empty tags such as "hr" and "br", which is very odd (it > should either return always undefined or always return an iterable -empty- > object, shouldn't it?). > > I didn't go deeper into details about why and where the "bug" exactly is, > but I have this sample code as a proof of concept: > > <form action="whatever.php" method="post" enctype="application/x-www- > form-urlencoded"> > <hr id="test-hr" /> > <input id="test-input" type="text" value="whatever" /> > <br id="test-br" /> > </form> > > <script language="javascript" type="text/javascript"> > //<![CDATA[ > document.observe('dom:loaded', function() { > // Test HR > var hrTest = $('test-hr') > var hrDesc = hrTest.descendants(); > alert(typeof hrDesc); > alert(hrDesc.each); > // Test Input > var inputTest = $('test-input'); > var inputDesc = inputTest.descendants(); > alert(typeof inputDesc); > // alert(inputDesc.each); // Uncomment and you get a JS > error > // Test BR > var brTest = $('test-br') > var brDesc = brTest.descendants(); > alert(typeof brDesc); > alert(brDesc.each); > }); > //]]> > </script> > > I tried searching trac, but found nothing specific to this issue. > > Regards, > > Rob > > Andrés Robinet | Lead Developer | BESTPLACE CORPORATION > 5100 Bayview Drive 206, Royal Lauderdale Landings, Fort Lauderdale, FL > 33308 | TEL 954-607-4207 | FAX 954-337-2695 | > Email: [EMAIL PROTECTED] | MSN Chat: [EMAIL PROTECTED] | SKYPE: > bestplace | Web: bestplace.biz | Web: seo-diy.com
I found something similar http://dev.rubyonrails.org/ticket/11102, but it's not the same (though it's probably related to it) Regards, Rob --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Prototype: Core" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/prototype-core?hl=en -~----------~----~----~----~------~----~------~--~---
