Public Sub Remove( _
   ByVal key As Object _
) 

Dim instance As ActionMap
Dim key As Object
 
instance.Remove(key)

public void Remove( 
   object key
)

FarPoint.Win.Spread.ActionMap map;
map = fpSpread1.GetActionMap();
object[] keys = map.AllKeys;
foreach (object key in keys)
{
       map.Remove(key);
}
listBox1.Items.Add(key);

Dim map As FarPoint.Win.Spread.ActionMap
map = FpSpread1.GetActionMap()
Dim keys As Object() = map.AllKeys()
Dim key As Object
For Each key In keys
       map.Remove(key)
Next
ListBox1.Items.Add(key)