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Home/ Questions/Q 6731079
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Editorial Team
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Editorial Team
Asked: May 26, 20262026-05-26T10:29:07+00:00 2026-05-26T10:29:07+00:00

private void PrintRecursive(TreeNode treeNode) { foreach (TreeNode tn in treeNode.Nodes) { PrintRecursive(tn); } }

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private void PrintRecursive(TreeNode treeNode)
    {
        foreach (TreeNode tn in treeNode.Nodes)
        {
            PrintRecursive(tn);
        }
    }

I get the error: Foreach cannot operate on a method group. Did you intend to invoke the ‘method group’?

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  1. Editorial Team
    Editorial Team
    2026-05-26T10:29:08+00:00Added an answer on May 26, 2026 at 10:29 am

    Assuming you’re using the packaged TreeView control, shouldn’t it be ChildNodes?:

    foreach (TreeNode node in treeNode.ChildNodes) ...
    
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