' Return the number of checked nodes in the specified treePublic Function CountCheckedNodes(ByVal rootNode As TreeNode) As Integer Dim count As Integer = 0 ' count the root node, if checked If rootNode.Checked Then count = 1 ' check the child nodes, by recursively calling this function for all of ' them Dim tvn As TreeNode For Each tvn In rootNode.Nodes count += CountCheckedNodes(tvn) Next Return countEnd Function

7 Ways Technology Has Changed Traditional Payments
In today’s digital world, technology has changed how we make payments. From contactless cards to mobile wallets, it’s now easier