pasar listbox a un Arreglo en c#

[alexg88]

También puedes usar el método CopyTo o recorrer mediante un bucle for:

Código:

ListBox lista = System.Windows.Forms.ListBox(); 
lista.Items.AddRange(new object[]{"System.Windows.Forms", 
        "System.Drawing", "System.Xml", "System.Net", "System.Runtime.Remoting", 
        "System.Web"});
 String[] items = new String[lista.Items.Count];
lista.Items.CopyTo(items,0);

ó

Código:

ListBox lista = System.Windows.Forms.ListBox(); 
lista.Items.AddRange(new object[]{"System.Windows.Forms", 
        "System.Drawing", "System.Xml", "System.Net", "System.Runtime.Remoting", 
        "System.Web"});
 String[] items = new String[lista.Items.Count];
for (int i = 0; i < lista.Items.Count;i++)
            {
                items[i] =lista.Items[i] as String;
            }