> OK, 'first' is an iterator to the first item of the collection (in your
> case, an array.) 'last' is an iterator to one past the last
> element in the
> collection. Now, let me describe 'middle'.
>
> std::rotate divides a range into two segments, and switches them in the
> collection. For example, if you want to shift {1,2,3,4,5} two
> items to the
> top, you would get {3,4,5,1,2}. Now, 'middle' is an iterator to
> the item at
> the first place on the second part (in our example, 3.) The
> following code
> implements the idea:
>
> int array[] = {1,2,3,4,5};
> std::rotate( array, // pointer to the first element
> array + 2, // pointer to the first element in the
> second part
> array + 5 // pointer to the last element );
Thanks Ehsan, even I found that explanation in MSDN to be horrible, but I
now understand it. Nobody panic, but I might just start looking at using
some STL in future projects out of interest...
--
Jason Teagle
[EMAIL PROTECTED]
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