ListItemCollection.CopyTo(Array, Int32) Metoda

Definicja

Kopiuje elementy z ListItemCollection obiektu do określonego Array, począwszy od określonego indeksu.

public:
 virtual void CopyTo(Array ^ array, int index);
public void CopyTo (Array array, int index);
abstract member CopyTo : Array * int -> unit
override this.CopyTo : Array * int -> unit
Public Sub CopyTo (array As Array, index As Integer)

Parametry

array
Array

Oparta na Array zerze, która odbiera skopiowane elementy z klasy ListItemCollection.

index
Int32

Pierwszy indeks w określonym Array celu odbierania elementów.

Implementuje

Przykłady

// Copy the items in the ListItemCollection to an array before 
// deleting them.     
ListItem[] myListItemArray = new ListItem[ListBox1.Items.Count];
ListBox1.Items.CopyTo(myListItemArray, 0);

// Delete all the items from the ListBox.
ListBox1.Items.Clear();
DeleteLabel.Text = "<b>All items in the ListBox were deleted successfully." 
    + "</b><br /><b>The deleted items are:";
String listResults="";
    foreach(ListItem myItem in myListItemArray)
    {
        listResults = listResults + myItem.Text + "<br />";
    }
ResultsLabel.Text = listResults;
' Copy the items in the ListListBox1.Items to an array before 
' deleting them.     
Dim myListItemArray(ListBox1.Items.Count - 1) As ListItem
ListBox1.Items.CopyTo(myListItemArray, 0)

' Delete all the items from the ListBox.
ListBox1.Items.Clear()
DeleteLabel.Text = "<b>All items in the ListBox were deleted successfully." & _
                   "</b><br /><b>The deleted items are:"
Dim listResults As [String] = ""
Dim myItem2 As ListItem
For Each myItem2 In myListItemArray
    listResults = listResults & myItem2.Text & "<br />"
Next myItem2
ResultsLabel.Text = listResults

Uwagi

Użyj tej metody, aby skopiować zawartość obiektu ListItemCollection do określonego System.Arrayobiektu , zaczynając od określonego indeksu.

Uwaga

Parametr array musi być oparty na System.Arrayzerze .

Dotyczy

Zobacz też