แก้ไข

แชร์ผ่าน

HtmlTableRowCollection.CopyTo(Array, Int32) Method

  • Reference

Definition

Namespace:
System.Web.UI.HtmlControls
Assembly:
System.Web.dll

Copies the items from the HtmlTableRowCollection collection to the specified Array object, starting at the specified index in the 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)

Parameters

array
Array

A zero-based Array that receives the copied items from the HtmlTableRowCollection.

index
Int32

The first index in the specified array to receive the items.

Implements

CopyTo(Array, Int32)

Examples

The following code example demonstrates how to use the CopyTo method to create an array that contains the same contents as the HtmlTableRowCollection collection. The array is then iterated through to display the contents of the collection.

<%@ 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)
  {

    HtmlTableRow[] myRowArray = new HtmlTableRow[2];

    // Copy the collection to an array.
    Table1.Rows.CopyTo(myRowArray, 0);

    Span1.InnerText = "The copied items from the selected row are: ";

    // Iterate through the array and display its contents.
    foreach (HtmlTableRow row in myRowArray)
    {

      Span1.InnerText = Span1.InnerText + " " + row.Cells[0].InnerText +
                        " " + row.Cells[1].InnerText;

    }

  }

</script>

<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
   <title>HtmlTableRowCollection Example</title>
</head>
<body>

   <form id="form1" runat="server">

      <h3>HtmlTableRowCollection Example</h3>

       <table id="Table1" runat="server" 
       style="border-width: 1; border-color: Black">

         <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 row contents in the table"
             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 myRowArray(1) As HtmlTableRow
    Dim row As HtmlTableRow
 
    ' Copy the collection to an array.
    Table1.Rows.CopyTo(myRowArray, 0)
 
    Span1.InnerText = "The copied items from the selected row are: "

    ' Iterate through the array and display its contents.
    For Each row In myRowArray
         
      Span1.InnerText = Span1.InnerText & " " & row.Cells(0).InnerText & _
                        " " & row.Cells(1).InnerText
 
    Next row

  End Sub

</script>

<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
   <title>HtmlTableRowCollection Example</title>
</head>
<body>

   <form id="form1" runat="server">

      <h3>HtmlTableRowCollection Example</h3>

       <table id="Table1" runat="server" 
       style="border-width: 1; border-color: Black">

         <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 row contents in the table"
             onserverclick = "Button_Click" 
             runat="server"/>

      <br /><br />

      <span id="Span1"
            runat="server"/>

   </form>

</body>
</html>

Remarks

Use this method to copy the contents of the HtmlTableRowCollection collection into the specified System.Array object, starting at the specified index in the array.

Note

The array parameter must be a zero-based System.Array.

Applies to

See also