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Button Constructor

Initializes a new instance of the Button class.

[Visual Basic]
Public Sub New()
[C#]
public Button();
[C++]
public: Button();
[JScript]
public function Button();

Remarks

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

Example

[Visual Basic, C#] The following example demonstrates how to create and initialize a new instance of the Button class.

[Visual Basic] 

<%@ Page Language="VB" AutoEventWireup="True" %>

<html>

<head>

   <script runat="server">

      Sub Page_Load(sender As Object, e As EventArgs)

         ' Create a new Button control.
         Dim NewButton As Button = New Button()
         NewButton.Text="Click Me"

         ' Register the event-handling method for the Click event. 
         AddHandler NewButton.Click, AddressOf Button_Click

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

      End Sub

      Sub Button_Click(sender as Object, e As EventArgs)

         Message.Text = "Hello World"

      End Sub

   </script>

</head>

<body>

   <form runat="server">

      <h3> Button Constructor Example </h3>

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

      <br><br>

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

   </form>

</body>

</html>


[C#] 

<%@ Page Language="C#" AutoEventWireup="True" %>

<html>

<head>

   <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 runat="server">

      <h3> Button Constructor Example </h3>

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

      <br><br>

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

   </form>

</body>

</html>

[C++, JScript] No example is available for C++ or JScript. To view a Visual Basic or C# example, click the Language Filter button Language Filter in the upper-left corner of the page.

Requirements

Platforms: Windows 2000, Windows XP Professional, Windows Server 2003 family

See Also

Button Class | Button Members | System.Web.UI.WebControls Namespace

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