Thanks, Tamar
That's exactly as I learnt it and understood it (if you read my question then I roughly described it thus). OK I was interested in how George would do that in a do while loop.
Terry
>>... As I learnt it in college it means going backward and foreward in the list, halving the distance as you go (in essence). If that's so, please could you indicate how does ascan() do it, and how you would do it via a do while?
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- Whoever said that women are the weaker sex never tried to wrest the bedclothes off one in the middle of the night
- Worry is the interest you pay, in advance, for a loan that you may never need to take out.
