But you already know the length you want beforehand, what's the
difference?

On Feb 9, 5:05 pm, David Zhou <da...@nodnod.net> wrote:
> That would return a boolean value, not the length.
>
> -- dz
>
> On Mon, Feb 9, 2009 at 1:59 PM, Ricardo Tomasi <ricardob...@gmail.com> wrote:
>
> > Wouldn't that be essentially the same as $("#field1, #field2").length
> > == 2 ?
>
> > On Feb 9, 1:35 am, Dave Methvin <dave.meth...@gmail.com> wrote:
> >> > $("#field1 & #field2").length would be either 0 or 2, but never 1.
>
> >> How about a plugin? These are short enough they could be added to the
> >> core.
>
> >> $("#field1").and("#field2").length
>
> >>  // If elements are selected in this jQuery object,
> >>  // add sel to that; else empty the object.
> >>  jQuery.fn.and = function(sel){
> >>     return this.length? this.add(sel) : this.pushStack([]);
> >>  };
>
> >>  // If no elements are selected in this jQuery object, use
> >>  // the ones selected by sel; else use the current ones.
> >>  jQuery.fn.or = function(sel){
> >>     return this.pushStack( this.length? this : sel );
> >>  };
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