src/GenFx.Components/Trees/TreeNodeCollection.cs
/// <summary>
/// Inserts a node in the collection at the specified index.
/// </summary>
/// <param name="index">The zero-based index at which the node should be inserted.</param>
/// <param name="item">The node to insert into the collection.</param>
Inserts a node in the collection at the specified index.
Inserts a node in the collection at the specified index .
public void Insert(int index, TreeNode? item)
        {
            this.EnsureNotFixedSize();
            this.nodes.Insert(index, item);
        }
public void Insert ( int index , TreeNode ? item ) { this . EnsureNotFixedSize ( ) ; this . nodes . Insert ( index , item ) ; }
Inserts a node in the collection at the specified index.
Inserts a node in the collection at the specified index .
index
int
The zero-based index at which the node should be inserted.
The zero - based index at which the node should be inserted .
item
TreeNode?
The node to insert into the collection.
The node to insert into the collection .