an accessor specifying how to get the children from a node
The interface for getting child data from node data. This function must return data for every child given the data for the current node. i will increment for each node processed.
i
Can be modified with Hierarchy#children.
an accessor specifying how to get the children from a node
The interface for getting child data from node data. This function must return data for every child given the data for the current node.
i
will increment for each node processed.Can be modified with Hierarchy#children.