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Larry Lai
Ranch Hand

Joined: May 13, 2002
Posts: 44
Hi everyone,

I'm not sure what swap it is...
Here is an example code:

If anyone knows, tell me what it's going on...or give one more example for me learning...

Thanks a lot
David Weitzman
Ranch Hand

Joined: Jul 27, 2001
Posts: 1365
If I'm not mistaken, you seem to have some code from an implementation of QuickSort. Swap would look something like this:

The split() method is dividing the array into two partitions. The elements in one partition are all greater than the elements in the other partition. The return value of split() is the location where the partitions meet.
I agree. Here's the link:
subject: swap...
It's not a secret anymore!