PriorityQueue::key

(Available since version 1.0)

PriorityQueue::key — Return current node index

public int PriorityQueue::key ( void )

This function returns the current node index.

Note:
The current node is always viewed as the last node. Which means this function will always return 'PriorityQueue::count() - 1'.

This function has no parameters.

The current node index.