TableRowCollection.CopyTo(Array, Int32) Yöntem

Başvuru

Tanım

Ad Alanı:: System.Web.UI.WebControls

Bütünleştirilmiş Kod:: System.Web.dll

Önemli

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içindeki belirtilen Arraydizinden Arraybaşlayarak öğesinden TableRowCollection belirtilen öğesine kopyalar.

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)

Parametreler

array: Array

öğesinden kopyalanan öğeleri alan sıfır tabanlı Array bir TableRowCollection.

index: Int32

Kopyalanan içeriği almak için belirtilen Array içindeki ilk konum.

Uygulamalar

CopyTo(Array, Int32)

Örnekler

Aşağıdaki örnekte, öğesindeki TableRowCollection öğeleri belirtilen diziye kopyalamak için yönteminin nasıl kullanılacağı CopyTo gösterilmektedir.

<%@ Page Language="C#" %>
<%@ 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">
    void Page_Load(object sender, EventArgs e)
    {
        int numRows = 5;
        int numCells = 6;
        int counter = 1;
        ArrayList a_row = new ArrayList();

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

    void Button_Click(object sender, EventArgs e)
    {
        int rowCounter = 0;
        TableRow[] myRowArray = null;
        TableCell[] myCellArray = null;
        StringBuilder tb = new StringBuilder();

        // Copy the Rows collection to an array.
        Table1.Rows.CopyTo(myRowArray, 0);

        tb.Append("The copied items from the table are: \n");

        // Iterate through the TableRows in the array.
        foreach (TableRow rw in myRowArray)
        {
            // Copy the Cells collection of a row to an array.
            Table1.Rows[rowCounter].Cells.CopyTo(myCellArray, 0);

            // Iterate through the cell array 
            // and display its contents.
            foreach (TableCell cell in myCellArray)
                tb.Append(cell.Text + ", ");

            Label1.Text = tb.ToString();
            rowCounter++;
        }
    }
</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="Copy Table to Array"
            OnClick="Button_Click"
            runat="server"/>
        <br /> <br />
        <asp:Label id="Label1" runat="server"/>
    </div>
    </form>
</body>
</html>

<%@ 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)
        Dim rowCounter As Integer = 0
        Dim myRowArray(4) As TableRow
        Dim myCellArray(5) As TableCell
        Dim tb As New StringBuilder

        ' Copy the Rows collection to an array.
        Table1.Rows.CopyTo(myRowArray, 0)

        tb.Append("The copied items from the table are: <br />")

        ' Iterate through the TableRows in the array.
        Dim rw As TableRow
        For Each rw In myRowArray
            ' Copy the Cells collection of a row to an array.
            Table1.Rows(rowCounter).Cells.CopyTo(myCellArray, 0)

            ' Iterate through the cell array 
            ' and display its contents.
            Dim cell As TableCell
            For Each cell In myCellArray
                tb.Append(cell.Text & ", ")
            Next
            Label1.Text = tb.ToString()

            rowCounter += 1
        Next
    End Sub
</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="Copy Table to Array"
            OnClick="Button_Click"
            runat="server"/>
        <br /> <br />
        <asp:Label id="Label1" runat="server" />
    </div>
    </form>
</body>
</html>

Açıklamalar

öğesinin içeriğini TableRowCollection belirtilen dizinden başlayarak belirtilen System.Arrayiçine kopyalamak için bu yöntemi kullanın.

Not

array parametresi sıfır tabanlı System.Arrayolmalıdır.

Şunlara uygulanır

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