TableRowCollection.Item[Int32] Properti

Referensi

Definisi

Ruang nama:: System.Web.UI.WebControls

Rakitan:: System.Web.dll

Penting

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TableRow Mendapatkan dari pada TableRowCollection indeks yang ditentukan.

public:
 property System::Web::UI::WebControls::TableRow ^ default[int] { System::Web::UI::WebControls::TableRow ^ get(int index); };

public System.Web.UI.WebControls.TableRow this[int index] { get; }

member this.Item(int) : System.Web.UI.WebControls.TableRow

Default Public ReadOnly Property Item(index As Integer) As TableRow

Parameter

index: Int32

Nilai indeks ordinal yang menentukan objek mana yang TableRow akan dikembalikan. Indeks ini berbasis nol.

Nilai Properti

TableRow

TableRow yang mewakili elemen dalam TableRowCollection.

Contoh

Contoh berikut menunjukkan cara menggunakan pengindeks untuk mendapatkan TableRow dari TableRowCollection. Perhatikan bahwa dalam contoh, Rows properti dari Table adalah instans kelas TableRowCollection .

<%@ 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;

        // 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();
                if (cellNum == List2.SelectedIndex)
                    cel.BackColor = System.Drawing.Color.Chartreuse;
                else if (rowNum == List1.SelectedIndex)
                    cel.BackColor = System.Drawing.Color.CadetBlue;
                else
                    cel.BackColor = System.Drawing.Color.White;
                rw.Cells.Add(cel);
                counter++;
            }
            Table1.Rows.Add(rw);
        }

        if (!IsPostBack)
        {
            // Fill a DropDownList with row numbers
            for (int rowNum = 0; rowNum < numRows; rowNum++)
            {
                List1.Items.Add(rowNum.ToString());
            }

            // Fill a DropDownList with column numbers
            for (int cellNum = 0; cellNum < numCells; cellNum++)
            {
                List2.Items.Add(cellNum.ToString());
            }
        }
    }

    void Button_Click(object sender, EventArgs e)
    {
        int rowNum = List1.SelectedIndex;
        TableRow rw = Table1.Rows[rowNum];

        Label1.Text = "The row index of the selected cell is " +
            Table1.Rows.GetRowIndex(rw).ToString();
    }
</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 />
        Select a cell:
        <br /> <br />
        Row: <asp:DropDownList id="List1" runat="server" />
        Column: <asp:DropDownList id="List2" runat="server" />
        <br /> <br />
        <asp:Button id="Button1"
           Text="Get Index"
           OnClick="Button_Click"
           runat="server" />
        <br /> <br />
        <asp:Label id="Label1" 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 = 6
        Dim cellNum As Integer
        Dim counter As Integer = 1

        ' Create a table.
        Dim rowNum As Integer
        For rowNum = 0 To numRows - 1
            Dim rw As New TableRow()
            For cellNum = 0 To numCells - 1
                Dim cel As New TableCell()
                cel.Text = counter.ToString()
                If cellNum = List2.SelectedIndex Then
                    cel.BackColor = System.Drawing.Color.Chartreuse
                ElseIf rowNum = List1.SelectedIndex Then
                    cel.BackColor = System.Drawing.Color.CadetBlue
                Else
                    cel.BackColor = System.Drawing.Color.White
                End If
                rw.Cells.Add(cel)
                counter += 1
            Next cellNum
            Table1.Rows.Add(rw)
        Next rowNum
            
        If Not IsPostBack Then
            ' Fill a DropDownList with row numbers
            For rowNum = 0 To numRows - 1
                List1.Items.Add(rowNum.ToString())
            Next rowNum
                
            ' Fill a DropDownList with column numbers
            For cellNum = 0 To numCells - 1
                List2.Items.Add(cellNum.ToString())
            Next cellNum
        End If
    End Sub

    Sub Button_Click(ByVal sender As Object, ByVal e As EventArgs)
        Dim rowNum As Integer = List1.SelectedIndex
        Dim rw As TableRow = Table1.Rows(rowNum)
            
        Label1.Text = "The row index of the selected cell is " & _
            Table1.Rows.GetRowIndex(rw).ToString()
    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 />
        Select a cell:
        <br /> <br />
        Row: <asp:DropDownList id="List1" runat="server" />
        Column: <asp:DropDownList id="List2" runat="server" />
        <br /> <br />
        <asp:Button id="Button1"
           Text="Get Index"
           OnClick="Button_Click"
           runat="server" />
        <br /> <br />
        <asp:Label id="Label1" runat="server" />
    </div>
    </form>
</body>
</html>

Keterangan

Gunakan pengindeks ini untuk mendapatkan individu TableRow dari TableRowCollection pada indeks yang ditentukan menggunakan notasi array sederhana.

Berlaku untuk

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