Hello, Is there a *direct* way of doing set operations on lists which
preserve the order of the input lists ?
For Ex.  l1 = [1, 5, 3, 2, 4, 7]
            l2 =  [3, 5,  10]

and (l1 intersect l2)  returns [5, 3]     .... (and (l2 intersect l1) 
returns [3, 5])

thanks in advance,
amit.

--
----
Amit Khemka -- onyomo.com
Endless the world's turn, endless the sun's Spinning, Endless the quest;
I turn again, back to my own beginning, And here, find rest.
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