HtmlTableRowCollection.Add(HtmlTableRow) Metoda

  • Reference

Definice

Obor názvů:
System.Web.UI.HtmlControls
Sestavení:
System.Web.dll

Připojí zadaný HtmlTableRow objekt na konec HtmlTableRowCollection kolekce.

public:
 void Add(System::Web::UI::HtmlControls::HtmlTableRow ^ row);
public void Add (System.Web.UI.HtmlControls.HtmlTableRow row);
member this.Add : System.Web.UI.HtmlControls.HtmlTableRow -> unit
Public Sub Add (row As HtmlTableRow)

Parametry

row
HtmlTableRow

Chcete-li HtmlTableRow přidat do kolekce.

Příklady

Následující příklad kódu ukazuje, jak pomocí Add metody připojit řádek tabulky reprezentované objektem HtmlTableRow na konec HtmlTableRowCollection kolekce. Všimněte si, že Rows vlastností tabulky je HtmlTableRowCollection objekt.

<%@ 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 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.Add(cell);
       }
       Table1.Rows.Add(row);
     }
   }

</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" 
             style="border-width:1; border-color:Black; padding:5"
             cellspacing="0"
             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="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 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.Add(cell)
            
      Next i

      Table1.Rows.Add(row)
         
    Next j
      
  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" 
             style="border-width:1; border-color:Black; padding:5"
             cellspacing="0"
             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>

Poznámky

Tuto metodu použijte k přidání zadaného HtmlTableRow objektu na konec HtmlTableRowCollection kolekce. Pokud chcete vložit objekt HtmlTableRow doprostřed kolekce, použijte metodu Insert .

Platí pro

Viz také