Returns the element of the child at the given index.
The type E can be specified as either Graph!(T) or T which will hence return a node from the children array at the given index of that type (either the child node or the child node's value).
the index
the type E
See Implementation
Returns the element of the child at the given index.
The type E can be specified as either Graph!(T) or T which will hence return a node from the children array at the given index of that type (either the child node or the child node's value).