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TableCellCollection.RemoveAt(Int32) Methode

  • Referenz

Definition

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

Entfernt eine TableCell am angegebenen Index aus TableCellCollection.

public:
 virtual void RemoveAt(int index);
public void RemoveAt (int index);
abstract member RemoveAt : int -> unit
override this.RemoveAt : int -> unit
Public Sub RemoveAt (index As Integer)

Parameter

index
Int32

Der Index der TableCell, die aus der TableCellCollection entfernt werden soll.

Implementiert

RemoveAt(Int32)

Beispiele

Im folgenden Beispiel wird veranschaulicht, wie die RemoveAt Methode verwendet wird, um die vierte Spalte aus der Tabelle zu entfernen. Beachten Sie, dass im Beispiel die Cells -Eigenschaft von TableRow eine Instanz der TableCellCollection -Klasse ist. Beachten Sie auch, dass der Index der Cells Auflistung nullbasiert ist.

<%@ Page Language="C#" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" 
    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<script runat="server">

    void Page_Load(Object sender, EventArgs e)
    {
        int numRows = 5;
        int numCells = 7;
        int counter = 1;

        // Create a table.
        for (int rowNum = 0; rowNum < numRows; rowNum++)
        {
            TableRow rw = new TableRow();
            for (int cellNum = 0; cellNum < numCells; cellNum++)
            {
                TableCell cel = new TableCell();
                cel.Text = counter.ToString();
                counter++;
                rw.Cells.Add(cel);
            }
            Table1.Rows.Add(rw);
        }

        // Remove the center column.
        for (int rowNum = 0; rowNum < numRows; rowNum++)
        {
            Table1.Rows[rowNum].Cells.RemoveAt(3);
        }
    }

</script>

<html xmlns="http://www.w3.org/1999/xhtml" >
<head id="Head2" runat="server">
    <title>TableCellCollection Example</title>
</head>
<body>
    <form id="form1" runat="server">
    <div>

    <h3>TableCellCollection Example</h3>
    <asp:Table id="Table1" runat="server" />

    </div>
    </form>
</body>
</html>

<%@ Page Language="VB" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" 
    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<script runat="server">
    Sub Page_Load(ByVal sender As Object, ByVal e As EventArgs)
        
        Dim numRows As Integer = 5
        Dim numCells As Integer = 7
        Dim counter As Integer = 1

        ' Create a table.
        Dim rowNum As Integer
        For rowNum = 0 To numRows - 1
            Dim rw As New TableRow()
            Dim cellNum As Integer
            For cellNum = 0 To numCells - 1
                Dim cel As New TableCell()
                cel.Text = counter.ToString()
                counter += 1
                rw.Cells.Add(cel)
            Next cellNum
            Table1.Rows.Add(rw)
        Next rowNum
        
        ' Remove the center column.
        For rowNum = 0 To numRows - 1
            Table1.Rows(rowNum).Cells.RemoveAt(3)
        Next rowNum
    End Sub

</script>

<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
    <title>TableCellCollection Example</title>
</head>
<body>
    <form id="form1" runat="server">
    <div>

    <h3>TableCellCollection Example</h3>
    <asp:Table id="Table1" runat="server" />

    </div>
    </form>
</body>
</html>

Hinweise

Verwenden Sie diese Methode, um einen TableCell am angegebenen Index aus einem TableCellCollection zu entfernen.

Gilt für:

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