ListItemCollection.CopyTo(Array, Int32) Methode

Definition

Namespace:
System.Web.UI.WebControls
Assembly:
System.Web.dll

Kopiert die Elemente aus dem ListItemCollection angegebenen Array, beginnend mit dem angegebenen Index.

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)

Parameter

array
Array

Eine nullbasierte Array , die die kopierten Elemente von der ListItemCollection.

index
Int32

Der erste Index im angegebenen Array , um die Elemente zu empfangen.

Implementiert

CopyTo(Array, Int32)

Beispiele

// 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

Hinweise

Verwenden Sie diese Methode, um den Inhalt des ListItemCollection Elements in den angegebenen System.ArrayIndex zu kopieren, beginnend mit dem angegebenen Index.

Note

Der array Parameter muss nullbasiert System.Arraysein.

Gilt für:

Weitere Informationen