Joshua Kahn e8ab0ab9c0 Add function to destroy tree
ex_destroy iterates over the tree using post-order traversal so nodes
can be removed and processed by the callback function without paying the
cost to rebalance the tree. The destruction process cannot be stopped
once started.
2015-11-09 15:56:18 -08:00
..
2015-11-09 15:56:18 -08:00