How to get the difference between two lists?

[Dar Scott]

On Apr 5, 2005, at 7:40 AM, Wouter wrote:

> It would have been nice if the "filter" function was fully regex 
> compatible then Dar's idea of turning it into a regex statement could 
> produce something like a one-liner.
>

I tried it and it was a oneliner.

It was awfully slow.  It took six seconds (IIRC) for a thousand and 
couldn't compile the regex for 10,000.

There have been several times when I tried using the replaceText() 
function and was surprised at how slow it was.  I may be thinking about 
it wrong.

Dar

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