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Button Constructor

Initializes a new instance of the Button class.

Namespace:  System.Web.UI.WebControls
Assembly:  System.Web (in System.Web.dll)

public Button()

Use this constructor to create and initialize a new instance of the Button class.

The following code example demonstrates how to create and initialize a new instance of the Button class.

<%@ 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" >

<head runat="server">
    <title> Button Constructor Example </title>
<script runat="server">

      void Page_Load(Object sender, EventArgs e)
      {

         // Create a new Button control.
         Button NewButton = new Button();
         NewButton.Text="Click Me";

         // Register the event-handling method for the Click event. 
         NewButton.Click += new EventHandler(this.Button_Click);

         // Add the control to the Controls collection of the 
         // PlaceHolder control. 
         Place.Controls.Clear();
         Place.Controls.Add(NewButton);

      }

      void Button_Click(Object sender, EventArgs e)
      {

         Message.Text = "Hello World";

      }

   </script>

</head>

<body>

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

      <h3> Button Constructor Example </h3>

      <asp:Placeholder id="Place" 
           runat="server"/>

      <br /><br />

      <asp:Label id="Message" 
           runat="server"/>

   </form>

</body>

</html>

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

.NET Framework

Supported in: 3.5, 3.0, 2.0, 1.1, 1.0
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