i think what you want is $('div[id^=abc-]').size() $('#div[...') means id="div" and something else but you dont have anything with id = div
On Mon, Sep 14, 2009 at 11:30 AM, Conrad Cheng <yfch...@gmail.com> wrote: > Dear all, > I have certain div with below format > <div id="abc-01"> > </div> > <div id="abc-02"> > </div> > <div id="abc-03"> > </div> > > I want to get the no of div who contain abc-* and i have used the wildcard > , but i seems not work for me... > > I have tired > $('#div[id^="abc-"]').size() > > Can anyone give some hints to me with many thanks! > >