On Tue, Dec 16, 2008 at 5:14 AM, Giovanni Campagna <scampa.giova...@gmail.com> wrote: > Maybe so-called "invalid" HTML attributes are not the only solution, but in > my opinion it is a simple way to embed metadata within any element. > > Imagine that such markup is then passed to a web application through XHR. In > that case scripts aren't parsed and executed. In this case you have three > ways to attach a behaviour: > > 2) on-event standard attributes (but they not performant since they're > parsed every time the event fires and the cannot include chars like > or ", > they need to be escaped) > 3) assigning a "class" and some metadata using "data-", then > getElementsByClassName and addEventListener >
What is the first way? I usually prefer to use bubbling. If the callback has an event target that it is interested in, it can deal with it at that time. Garrett
