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.

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