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TableRowCollection.RemoveAt(Int32) Methode

  • Referenz

Definition

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

Entfernt eine TableRow am angegebenen Index aus TableRowCollection.

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 des TableRow-Objekts, das aus der TableRowCollection-Auflistung entfernt werden soll.

Implementiert

RemoveAt(Int32)

Beispiele

Im folgenden Beispiel wird veranschaulicht, wie die RemoveAt -Methode verwendet wird, um eine Zeile aus der Tabelle zu entfernen. Beachten Sie, dass im Beispiel die Rows -Eigenschaft von Table eine Instanz der TableRowCollection -Klasse ist. Beachten Sie auch, dass der Index der Rows Auflistung nullbasiert ist.

<%@ Page Language="VB" %>
<%@ Import Namespace="System.Text" %>

<!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 = 6
        Dim counter As Integer = 1
        Dim a_row As New ArrayList()
            
        ' 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()
                rw.Cells.Add(cel)
                counter += 1
            Next
            Table1.Rows.Add(rw)
        Next
    End Sub

    Sub Button_Click(ByVal sender As Object, ByVal e As EventArgs)
        Table1.Rows.RemoveAt(2)
    End Sub
</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"/>
        <br /> <br />
        <asp:Button id="Button1"
            Text="Remove middle row"
            OnClick="Button_Click"
            runat="server"/>
    </div>
    </form>
</body>
</html>

<%@ 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)
    {
        // Generate rows and cells.           
        int numRows = 5;
        int numCells = 6;
    int counter = 1;

        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();
                rw.Cells.Add(cel);
                counter++;
            }
            Table1.Rows.Add(rw);
            Table1.GridLines = GridLines.Both;
            Table1.CellPadding = 4;
            Table1.CellSpacing = 0;
        }
    }

    void Button_Click(object sender, EventArgs e)
    {
        Table1.Rows.RemoveAt(2);
    }
</script>

<html xmlns="http://www.w3.org/1999/xhtml" >
<head id="Head1" runat="server">
    <title>TableCellCollection Example</title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
        <h3>TableCellCollection Example</h3>
        <asp:Table id="Table1" runat="server"/>
        <br /> <br />
        <asp:Button id="Button1"
            Text="Remove middle row"
            OnClick="Button_Click"
            runat="server"/>
    </div>
    </form>
</body>
</html>

Hinweise

Verwenden Sie diese Methode, um einen TableRow am angegebenen Index aus dem TableRowCollection zu entfernen.

Gilt für:

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