HtmlTableCellCollection.Insert-Methode
Fügt das angegebene HtmlTableCell-Objekt an der angegebenen Indexposition in der HtmlTableCellCollection-Auflistung ein.
Namespace: System.Web.UI.HtmlControls
Assembly: System.Web (in system.web.dll)
Syntax
'Declaration
Public Sub Insert ( _
index As Integer, _
cell As HtmlTableCell _
)
'Usage
Dim instance As HtmlTableCellCollection
Dim index As Integer
Dim cell As HtmlTableCell
instance.Insert(index, cell)
public void Insert (
int index,
HtmlTableCell cell
)
public:
void Insert (
int index,
HtmlTableCell^ cell
)
public void Insert (
int index,
HtmlTableCell cell
)
public function Insert (
index : int,
cell : HtmlTableCell
)
Parameter
- index
Die Position in der HtmlTableCellCollection, an der die HtmlTableCell hinzugefügt werden soll.
- cell
Die der HtmlTableCellCollection hinzuzufügende HtmlTableCell.
Hinweise
Mit der Insert-Methode können Sie das angegebene HtmlTableCell-Objekt am angegebenen Index zur HtmlTableCellCollection-Auflistung hinzufügen. Wenn Sie lediglich ein HtmlTableCell-Objekt am Ende der Auflistung anfügen möchten, verwenden Sie die Add-Methode.
Beispiel
Im folgenden Codebeispiel wird veranschaulicht, wie Sie mit der Insert-Methode eine durch ein HtmlTableCell-Objekt dargestellte Zelle einer Tabelle dynamisch zu einer HtmlTableCellCollection-Auflistung hinzufügen.
<%@ Page Language="VB" AutoEventWireup="True" %>
<script runat="server">
Sub Page_Load(ByVal sender As Object, ByVal e As EventArgs)
Dim i As Integer
Dim j As Integer
Dim row As HtmlTableRow
Dim cell As HtmlTableCell
' Get the number of rows and columns selected by the user.
Dim numrows As Integer = CInt(Select1.Value)
Dim numcells As Integer = CInt(Select2.Value)
' Iterate through the rows.
For j = 0 To numrows - 1
' Create a new row and add it to the Rows collection.
row = New HtmlTableRow()
' Provide a different background color for alternating rows.
If (j Mod 2) = 1 Then
row.BgColor = "Gray"
End If
' Iterate through the cells of a row.
For i = 0 To numcells - 1
' Create a new cell and add it to the Cells collection.
cell = New HtmlTableCell()
cell.Controls.Add(New LiteralControl("row " & _
j.ToString() & _
", cell " & _
i.ToString()))
row.Cells.Insert(i, cell)
Next i
Table1.Rows.Insert(j, row)
Next j
End Sub
</script>
<html>
<head>
<title>HtmlTableCellCollection Example</title>
</head>
<body>
<form runat="server">
<h3>HtmlTableCellCollection Example</h3>
<table id="Table1"
cellpadding="5"
cellspacing="0"
border="1"
bordercolor="black"
runat="server"/>
<hr>
Select the number of rows and columns to create: <br><br>
Table rows:
<select id="Select1"
runat="server">
<option value="1">1</option>
<option value="2">2</option>
<option value="3">3</option>
<option value="4">4</option>
<option value="5">5</option>
</select>
Table cells:
<select id="Select2"
runat="server">
<option value="1">1</option>
<option value="2">2</option>
<option value="3">3</option>
<option value="4">4</option>
<option value="5">5</option>
</select>
<br><br>
<input type="submit"
value="Generate Table"
runat="server"/>
</form>
</body>
</html>
<%@ Page Language="C#" AutoEventWireup="True" %>
<script runat="server">
void Page_Load(Object sender, EventArgs e)
{
// Get the number of rows and columns selected by the user.
int numrows = Convert.ToInt32(Select1.Value);
int numcells = Convert.ToInt32(Select2.Value);
// Iterate through the rows.
for (int j = 0; j < numrows; j++)
{
// Create a new row and add it to the Rows collection.
HtmlTableRow row = new HtmlTableRow();
// Provide a different background color for alternating rows.
if (j % 2 == 1)
row.BgColor = "Gray";
// Iterate through the cells of a row.
for (int i = 0; i < numcells; i++)
{
// Create a new cell and add it to the Cells collection.
HtmlTableCell cell = new HtmlTableCell();
cell.Controls.Add(new LiteralControl("row " +
j.ToString() +
", cell " +
i.ToString()));
row.Cells.Insert(i, cell);
}
Table1.Rows.Insert(j, row);
}
}
</script>
<html>
<head>
<title>HtmlTableCellCollection Example</title>
</head>
<body>
<form runat="server">
<h3>HtmlTableCellCollection Example</h3>
<table id="Table1"
cellpadding="5"
cellspacing="0"
border="1"
bordercolor="black"
runat="server"/>
<hr>
Select the number of rows and columns to create: <br><br>
Table rows:
<select id="Select1"
runat="server">
<option value="1">1</option>
<option value="2">2</option>
<option value="3">3</option>
<option value="4">4</option>
<option value="5">5</option>
</select>
Table cells:
<select id="Select2"
runat="server">
<option value="1">1</option>
<option value="2">2</option>
<option value="3">3</option>
<option value="4">4</option>
<option value="5">5</option>
</select>
<br><br>
<input type="submit"
value="Generate Table"
runat="server"/>
</form>
</body>
</html>
<%@ Page Language="JScript" AutoEventWireup="True" %>
<script runat="server">
function Page_Load(sender, e : EventArgs)
{
// Get the number of rows and columns selected by the user.
var numrows : int = Convert.ToInt32(Select1.Value);
var numcells : int = Convert.ToInt32(Select2.Value);
// Iterate through the rows.
for (var j : int =0; j<numrows; j++)
{
// Create a new row and add it to the Rows collection.
var row : HtmlTableRow = new HtmlTableRow();
// Provide a different background color for alternating rows.
if (j%2 == 1)
row.BgColor="Gainsboro";
// Iterate through the cells of a row.
for (var i : int =0; i<numcells; i++)
{
// Create a new cell and add it to the Cells collection.
var cell : HtmlTableCell = new HtmlTableCell();
cell.Controls.Add(new LiteralControl("row " +
j.ToString() +
", cell " +
i.ToString()));
row.Cells.Insert(i, cell);
}
Table1.Rows.Insert(j, row);
}
}
</script>
<html>
<head>
<title>HtmlTableCellCollection Example</title>
</head>
<body>
<form runat="server">
<h3>HtmlTableCellCollection Example</h3>
<table id="Table1"
cellpadding="5"
cellspacing="0"
border="1"
bordercolor="black"
runat="server"/>
<hr>
Select the number of rows and columns to create: <br><br>
Table rows:
<select id="Select1"
runat="server">
<option value="1">1</option>
<option value="2">2</option>
<option value="3">3</option>
<option value="4">4</option>
<option value="5">5</option>
</select>
Table cells:
<select id="Select2"
runat="server">
<option value="1">1</option>
<option value="2">2</option>
<option value="3">3</option>
<option value="4">4</option>
<option value="5">5</option>
</select>
<br><br>
<input type="submit"
value="Generate Table"
runat="server"/>
</form>
</body>
</html>
Plattformen
Windows 98, Windows 2000 SP4, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition
.NET Framework unterstützt nicht alle Versionen sämtlicher Plattformen. Eine Liste der unterstützten Versionen finden Sie unter Systemanforderungen.
Versionsinformationen
.NET Framework
Unterstützt in: 2.0, 1.1, 1.0
Siehe auch
Referenz
HtmlTableCellCollection-Klasse
HtmlTableCellCollection-Member
System.Web.UI.HtmlControls-Namespace
HtmlTableCell-Klasse
HtmlTableRow
Cells