lab.AiTree.IsConnected C# (CSharp) Method

        private bool IsConnected(AFlowNode from, AFlowNode to)
        {
            for (int i = 0; i < to.NodeCount; ++i) {
                var n = to.GetNode(i) as AFlowNode;
                if (n != null) {
                    if (from == n || IsConnected(from, n)) {
                        return true;
                    }
                }
            }
            return false;
        }