共用方式為

HtmlImage 建構函式

  • 參考

定義

命名空間:
System.Web.UI.HtmlControls
組件:
System.Web.dll

初始化 HtmlImage 類別的新執行個體。

public:
 HtmlImage();
public HtmlImage ();
Public Sub New ()

範例

下列程式碼範例說明如何建立和初始化 控制項的新實例 HtmlImage 。


<%@ 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">
<html xmlns="http://www.w3.org/1999/xhtml" >
   <script runat="server" >
  
      void Page_Load(Object sender, EventArgs e)
      {

         // Create an HtmlImage control.
         HtmlImage image = new HtmlImage();
         image.Src = "image.jpg";
         image.Alt = "Alternate text for image."; 
 
         // Add the control to the Controls collection of the 
         // PlaceHolder control.
         Place.Controls.Clear();
         Place.Controls.Add(image);
         
      }
  
   </script>
  
<head runat="server">
    <title> HtmlImage Constructor Example </title>
</head>
<body>

   <form id="form1" runat="server">
  
      <h3> HtmlImage Constructor Example </h3> 
  
      <asp:PlaceHolder id="Place" 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">
<html xmlns="http://www.w3.org/1999/xhtml" >
   <script runat="server" >
  
      Sub Page_Load(sender As Object, e As EventArgs)

         ' Create an HtmlImage control.
         Dim image As HtmlImage = New HtmlImage()
         image.Src = "image.jpg"
         image.Alt = "Alternate text for image." 
 
         ' Add the control to the Controls collection of the 
         ' PlaceHolder control.
         Place.Controls.Clear()
         Place.Controls.Add(image)
         
      End Sub
  
   </script>
  
<head runat="server">
    <title> HtmlImage Constructor Example </title>
</head>
<body>

   <form id="form1" runat="server">
  
      <h3> HtmlImage Constructor Example </h3> 
  
      <asp:PlaceHolder id="Place" runat="server"/>
  
   </form>

</body>
</html>

備註

使用此建構函式來建立和初始化 類別的新實例 HtmlImage 。

下表顯示 實例 HtmlImage 的初始屬性值。

屬性 初始值
TagName 「img」 常值字串。

適用於