HtmlInputButton Class
Allows programmatic access to the HTML <input type= button>, <input type= submit>, and <input type= reset> elements on the server.
For a list of all members of this type, see HtmlInputButton Members.
System.Object
System.Web.UI.Control
System.Web.UI.HtmlControls.HtmlControl
System.Web.UI.HtmlControls.HtmlInputControl
System.Web.UI.HtmlControls.HtmlInputButton
[Visual Basic] Public Class HtmlInputButton Inherits HtmlInputControl Implements IPostBackEventHandler [C#] public class HtmlInputButton : HtmlInputControl, IPostBackEventHandler [C++] public __gc class HtmlInputButton : public HtmlInputControl, IPostBackEventHandler [JScript] public class HtmlInputButton extends HtmlInputControl implements IPostBackEventHandler
Thread Safety
Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.
Remarks
Use this class to create button controls on a Web page.
Note This control is similar to the HtmlButton control, except it is supported in all browsers. An HtmlButton control renders as an HTML 4.0 <button> element and is only supported in Microsoft Internet Explorer version 4.0 and later.
For a list of initial property values for an instance of HtmlInputButton, see the HtmlInputButton constructor.
Example
[Visual Basic, C#] The following example demonstrates how to use the HtmlInputButton control to create a submit and a reset button.
[Visual Basic] <%@ Page Language="VB" AutoEventWireup="True" %> <html> <head> <script runat="server"> Protected Sub AddButton_Click(sender As Object, e As EventArgs) Dim Answer As Integer Answer = Convert.ToInt32(Value1.Value) + Convert.ToInt32(Value2.Value) AnswerMessage.InnerHtml = Answer.ToString() End Sub </script> </head> <body> <form runat="server"> <h3> HtmlInputButton Example </h3> <table> <tr> <td colspan="5"> Enter integer values into the text boxes. <br> Click the Add button to add the two values. <br> Click the Reset button to reset the text boxes. </td> </tr> <tr> <td colspan="5"> </td> </tr> <tr align="center"> <td> <input ID="Value1" Type="Text" Size="2" MaxLength="3" Value="1" runat="server"/> </td> <td> + </td> <td> <input ID="Value2" Type="Text" Size="2" MaxLength="3" Value="1" runat="server"/> </td> <td> = </td> <td> <span ID="AnswerMessage" runat="server"/> </td> </tr> <tr> <td colspan="2"> <asp:RequiredFieldValidator ID="Value1RequiredValidator" ControlToValidate="Value1" ErrorMessage="Please enter an value.<br>" Display="Dynamic" runat="server"/> <asp:CompareValidator ID="Value1MinCompareValidator" ControlToValidate="Value1" Operator="LessThan" Type="Integer" ValueToCompare="100" ErrorMessage="Please enter an integer less than 100.<br>" Display="Dynamic" runat="server"/> <asp:CompareValidator ID="Value1MaxCompareValidator" ControlToValidate="Value1" Operator="GreaterThan" Type="Integer" ValueToCompare="0" ErrorMessage="Please enter an integer greater than 0.<br>" Display="Dynamic" runat="server"/> </td> <td colspan="2"> <asp:RequiredFieldValidator ID="Value2RequiredValidator" ControlToValidate="Value2" ErrorMessage="Please enter an value.<br>" Display="Dynamic" runat="server"/> <asp:CompareValidator ID="Value2MinCompareValidator" ControlToValidate="Value2" Operator="LessThan" Type="Integer" ValueToCompare="100" ErrorMessage="Please enter an integer less than 100.<br>" Display="Dynamic" runat="server"/> <asp:CompareValidator ID="Value2MaxCompareValidator" ControlToValidate="Value2" Operator="GreaterThan" Type="Integer" ValueToCompare="0" ErrorMessage="Please enter an integer greater than 0.<br>" Display="Dynamic" runat="server"/> </td> <td>   </td </tr> <tr align="center"> <td colspan="4"> <input Type="Submit" Name="AddButton Value="Add" OnServerClick="AddButton_Click" runat="server"/> <input Type="Reset" Name="AddButton Value="Reset" runat="server"/> </td> <td> </td> </tr> </table> </form> </body> </html> [C#] <%@ Page Language="C#" AutoEventWireup="True" %> <html> <head> <script runat="server"> protected void AddButton_Click(Object sender, EventArgs e) { int Answer; Answer = Convert.ToInt32(Value1.Value) + Convert.ToInt32(Value2.Value); AnswerMessage.InnerHtml = Answer.ToString(); } </script> </head> <body> <form runat="server"> <h3> HtmlInputButton Example </h3> <table> <tr> <td colspan="5"> Enter integer values into the text boxes. <br> Click the Add button to add the two values. <br> Click the Reset button to reset the text boxes. </td> </tr> <tr> <td colspan="5"> </td> </tr> <tr align="center"> <td> <input ID="Value1" Type="Text" Size="2" MaxLength="3" Value="1" runat="server"/> </td> <td> + </td> <td> <input ID="Value2" Type="Text" Size="2" MaxLength="3" Value="1" runat="server"/> </td> <td> = </td> <td> <span ID="AnswerMessage" runat="server"/> </td> </tr> <tr> <td colspan="2"> <asp:RequiredFieldValidator ID="Value1RequiredValidator" ControlToValidate="Value1" ErrorMessage="Please enter an value.<br>" Display="Dynamic" runat="server"/> <asp:CompareValidator ID="Value1MinCompareValidator" ControlToValidate="Value1" Operator="LessThan" Type="Integer" ValueToCompare="100" ErrorMessage="Please enter an integer less than 100.<br>" Display="Dynamic" runat="server"/> <asp:CompareValidator ID="Value1MaxCompareValidator" ControlToValidate="Value1" Operator="GreaterThan" Type="Integer" ValueToCompare="0" ErrorMessage="Please enter an integer greater than 0.<br>" Display="Dynamic" runat="server"/> </td> <td colspan="2"> <asp:RequiredFieldValidator ID="Value2RequiredValidator" ControlToValidate="Value2" ErrorMessage="Please enter an value.<br>" Display="Dynamic" runat="server"/> <asp:CompareValidator ID="Value2MinCompareValidator" ControlToValidate="Value2" Operator="LessThan" Type="Integer" ValueToCompare="100" ErrorMessage="Please enter an integer less than 100.<br>" Display="Dynamic" runat="server"/> <asp:CompareValidator ID="Value2MaxCompareValidator" ControlToValidate="Value2" Operator="GreaterThan" Type="Integer" ValueToCompare="0" ErrorMessage="Please enter an integer greater than 0.<br>" Display="Dynamic" runat="server"/> </td> <td>   </td </tr> <tr align="center"> <td colspan="4"> <input Type="Submit" Name="AddButton Value="Add" OnServerClick="AddButton_Click" runat="server"/> <input Type="Reset" Name="AddButton Value="Reset" runat="server"/> </td> <td> </td> </tr> </table> </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
in the upper-left corner of the page.
Requirements
Namespace: System.Web.UI.HtmlControls
Platforms: Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family
Assembly: System.Web (in System.Web.dll)
See Also
HtmlInputButton Members | System.Web.UI.HtmlControls Namespace | HtmlInputControl | HtmlButton