HtmlTableCellCollection.CopyTo(Array, Int32) 方法
定义
重要
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从 HtmlTableCellCollection 中的指定索引开始，将 Array 集合中的项复制到指定的 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 -> unitPublic Sub CopyTo (array As Array, index As Integer)参数
- array
- Array
一个从零开始的 Array，它接收 HtmlTableCellCollection 的复制项。
实现
示例
下面的代码示例演示如何使用 CopyTo 方法创建包含与集合相同的内容的 HtmlTableCellCollection 数组。 然后循环访问数组以显示集合的内容 HtmlTableCellCollection 。
<%@ Page Language="C#" AutoEventWireup="True" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script runat="server">
void Button_Click(Object sender, EventArgs e)
{
HtmlTableCell[] myCellArray = new HtmlTableCell[2];
// Copy the collection to an array.
Table1.Rows[0].Cells.CopyTo(myCellArray, 0);
Span1.InnerText = "The copied items from the selected row are: ";
// Iterate through the array and display its contents.
foreach (HtmlTableCell cell in myCellArray)
{
Span1.InnerText = Span1.InnerText + " " + cell.InnerText;
}
}
</script>
<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
<title>HtmlTableCellCollection Example</title>
</head>
<body>
<form id="form1" runat="server">
<h3>HtmlTableCellCollection Example</h3>
<table id="Table1"
style="border-width:1; border-color:Black"
runat="server">
<tr>
<td>
Cell 1
</td>
<td>
Cell 2
</td>
</tr>
<tr>
<td>
Cell 3
</td>
<td>
Cell 4
</td>
</tr>
</table>
<br /><br />
<input type="button"
value="Display the contents of the first row"
onserverclick="Button_Click"
runat="server"/>
<br /><br />
<span id="Span1"
runat="server"/>
</form>
</body>
</html>
<%@ Page Language="VB" AutoEventWireup="True" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script runat="server">
Sub Button_Click(ByVal sender As Object, ByVal e As EventArgs)
Dim myCellArray(1) As HtmlTableCell
Dim cell As HtmlTableCell
' Copy the collection to an array.
Table1.Rows(0).Cells.CopyTo(myCellArray, 0)
Span1.InnerText = "The copied items from the selected row are: "
' Iterate through the array and display its contents.
For Each cell In myCellArray
Span1.InnerText = Span1.InnerText & " " & cell.InnerText
Next cell
End Sub
</script>
<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
<title>HtmlTableCellCollection Example</title>
</head>
<body>
<form id="form1" runat="server">
<h3>HtmlTableCellCollection Example</h3>
<table id="Table1"
style="border-width:1; border-color:Black"
runat="server">
<tr>
<td>
Cell 1
</td>
<td>
Cell 2
</td>
</tr>
<tr>
<td>
Cell 3
</td>
<td>
Cell 4
</td>
</tr>
</table>
<br /><br />
<input type="button"
value="Display the contents of the first row"
onserverclick="Button_Click"
runat="server"/>
<br /><br />
<span id="Span1"
runat="server"/>
</form>
</body>
</html>
注解
使用此方法将集合的内容 HtmlTableCellCollection 复制到指定的 System.Array中，从数组的指定索引处开始。
注意
参数 array 必须是从零开始的 System.Array。
