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 ); > >> }; --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "jQuery Development" group. To post to this group, send email to jquery-dev@googlegroups.com To unsubscribe from this group, send email to jquery-dev+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/jquery-dev?hl=en -~----------~----~----~----~------~----~------~--~---