TreeListNodes.GetEnumerator() Method

Gets the enumerator used to iterate through the node collection.

Namespace: DevExpress.XtraTreeList.Nodes

Assembly: DevExpress.XtraTreeList.v21.2.dll


public IEnumerator GetEnumerator()


Type Description

An enumerator through which the node collection can be iterated.


For more information see the IEnumerator Interface topic in the .NET Framework Class Library.


The following example iterates through root nodes of the Tree List and changes the “Budget” column value for the “Sales and Marketing” department.TreeListColumn instances are used as column identifiers in the TreeListNode.GetDisplayText, TreeListNode.GetValue and TreeListNode.SetValue methods.

IEnumerator en = treeList1.Nodes.GetEnumerator();
TreeListColumn columnDep = treeList1.Columns["Department"];
TreeListColumn columnBudget = treeList1.Columns["Budget"];
while (en.MoveNext()) {
   TreeListNode childNode = (TreeListNode)en.Current;
   if(childNode.GetDisplayText(columnDep) == "Sales and Marketing") {
      decimal newBudget = (decimal)childNode.GetValue(columnBudget) / 2;
      childNode.SetValue(columnBudget, newBudget);
See Also