Depends on what you're trying to do. In your case, the index and the value are identical, but next time they may not be: $.each( ['a','b','c'], function (index, val){ // index is 0...1...2, val is 'a'...'b'...'c' });
On Jan 31, 3:40 pm, timothytoe <[EMAIL PROTECTED]> wrote: > $.each( [0,1,2,3,4], function(index, num) { > $("#port"+num).click(function() { bigchart(num); }); > > }); > > Wait. What's the "index" in there for. I don't need that, do I? Seems > to work fine without it. I'll assume that was a leftover from a > previous idea.