TableCellCollection.CopyTo(Array, Int32) Metode

Referensi

Definisi

Ruang nama:: System.Web.UI.WebControls

Rakitan:: System.Web.dll

Penting

Beberapa informasi terkait produk prarilis yang dapat diubah secara signifikan sebelum dirilis. Microsoft tidak memberikan jaminan, tersirat maupun tersurat, sehubungan dengan informasi yang diberikan di sini.

Menyalin item dari TableCellCollection ke yang ditentukan Array, dimulai dengan indeks yang ditentukan di Array.

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

Berbasis Array nol yang menerima item yang disalin dari TableCellCollection.

index: Int32

Indeks pertama dalam yang ditentukan Array untuk menerima item.

Penerapan

CopyTo(Array, Int32)

Contoh

Contoh berikut menunjukkan cara menggunakan CopyTo metode untuk menyalin item dari TableCellCollection ke dalam array yang ditentukan.

<%@ 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 = 6;
        int counter = 1;
        ArrayList a_row = new ArrayList();

        // 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();
                rw.Cells.Add(cel);
                counter++;
            }
            Table1.Rows.Add(rw);
        }

        if (!IsPostBack) 
        {
            // Create a DropDownList for the number of rows.
            for (int rowNum = 0; rowNum < numrows; rowNum++) 
            {
                a_row.Add(rowNum.ToString());
            }

            List1.DataSource = a_row; 
            List1.DataBind();
        }
    }

    void Button_Click(object sender, EventArgs e) 
    {
        int row = List1.SelectedIndex;
        TableCell[] myCellArray = new TableCell[6];
 
        // Copy the collection to an array.
        Table1.Rows[row].Cells.CopyTo(myCellArray, 0);      
 
        Label1.Text = "The copied items from the selected row are: ";

        // Iterate through the array and display its contents.
        foreach (TableCell cel in myCellArray) 
        {
            Label1.Text = Label1.Text + " " + cel.Text;
        }
    }
 
</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" 
        GridLines="Both" 
        HorizontalAlign="Center" 
        Font-Names="Verdana" 
        Font-Size="8pt" 
        CellPadding="15" 
        CellSpacing="0" 
        runat="server" />

        <p style="text-align:center">Select a row:
            <br />&nbsp;<br />
            Row: <asp:DropDownList id="List1" 
            runat="server" />
 
            <br /><br />
            <asp:Button id="Button1"
                Text="Copy Row to Array"
                OnClick="Button_Click"
                runat="server" />
            <br /><br />
            <asp:Label id="Label1"
                runat="server" />
       </p>
 
    </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(sender As Object, 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

        If Not IsPostBack Then
            ' Create a DropDownList for the number of rows.
            For rowNum = 0 To numrows - 1
                a_row.Add(rowNum.ToString())
            Next

            List1.DataSource = a_row
            List1.DataBind()
        End If 
    End Sub

    Sub Button_Click(sender As Object, e As EventArgs)
        Dim row As Integer = List1.SelectedIndex
        Dim myCellArray(6) As TableCell

        ' Copy the collection to an array.
        Table1.Rows(row).Cells.CopyTo(myCellArray, 0)

        Label1.Text = "The copied items from the selected row are: "

        ' Iterate through the array and display its contents.
        Dim cel As TableCell
        For Each cel In  myCellArray
            Label1.Text = Label1.Text & " " & cel.Text
                
        Next
    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" 
        GridLines="Both" 
        HorizontalAlign="Center" 
        Font-Names="Verdana" 
        Font-Size="8pt" 
        CellPadding="15" 
        CellSpacing="0" 
        runat="server" />

        <p style="text-align:center">Select a row:
            <br />&nbsp;<br />
            Row: <asp:DropDownList id="List1" 
            runat="server" />
 
            <br /><br />
            <asp:Button id="Button1"
                Text="Copy Row to Array"
                OnClick="Button_Click"
                runat="server" />
            <br /><br />
            <asp:Label id="Label1"
                runat="server" />
       </p>
 
    </div>
    </form>
</body>
</html>

Keterangan

Gunakan metode ini untuk menyalin konten TableCellCollection ke dalam yang ditentukan System.Array mulai dari indeks yang ditentukan.

Catatan

Parameter array harus berbasis nol System.Array.

Berlaku untuk

Bagikan melalui