Wasn't it bugman who wrote:
>OK, I have a slightly different question. Is there any way to extract an
>array element in a function? For example:
>
>#declare xlist=array[3] {5.5,2.1,7.8};
>#declare getx=function(i) {xlist[int(i-1)]};

The nearest I've managed to get is this:

http://www.econym.demon.co.uk/isotut/arrays.htm

You can use the individual elements of arrays, but you can't index an
array from inside a function.

-- 
Mike Williams
Gentleman of Leisure

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