TableCellCollection.RemoveAt(Int32) 方法
重要
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从 TableCell 中移除位于指定索引位置的 TableCellCollection。
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)
- index
- Int32
要从 TableCell 中移除的 TableCellCollection 的索引。
以下示例演示如何使用 RemoveAt 方法从表中删除第四列。 请注意,在示例中, Cells 的 TableRow 属性是 类的 TableCellCollection 实例。 另请注意,集合的 Cells 索引从零开始。
<%@ 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 = 7;
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();
counter++;
rw.Cells.Add(cel);
}
Table1.Rows.Add(rw);
}
// Remove the center column.
for (int rowNum = 0; rowNum < numRows; rowNum++)
{
Table1.Rows[rowNum].Cells.RemoveAt(3);
}
}
</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" />
</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 = 7
Dim counter As Integer = 1
' 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()
counter += 1
rw.Cells.Add(cel)
Next cellNum
Table1.Rows.Add(rw)
Next rowNum
' Remove the center column.
For rowNum = 0 To numRows - 1
Table1.Rows(rowNum).Cells.RemoveAt(3)
Next rowNum
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" runat="server" />
</div>
</form>
</body>
</html>
使用此方法从TableCellCollection指定索引处的 中删除 TableCell 。
产品 | 版本 |
---|---|
.NET Framework | 1.1, 2.0, 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1 |