BTIterator :: Get - Get instance from binary tree
The function locates an entry in the binary tree and returns the instance when being located successfully. When not being successful, the function returns NULL.
Return value: Instance returned from a binary tree ( void * )
Implementation details
void *
BTIterator  :: Get ( int32 lindx0 )
The implementation tries to locate an instance in a binary tree according to the position passed to the function.
- lindx0
- Index position
Position in an index or collection. The first element is indexed with 0. AUTO or -1 indicates an invalid index position.

