' 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


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