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HtmlInputControl.Type Property

Gets the type of an HtmlInputControl.

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

public string Type { get; }

Property Value

Type: System.String
A string that contains the type of an HtmlInputControl.

Use this property get the type of an HtmlInputControl.

The following table shows the different possible values for the Type property.

Value

Description

text

A text box for data entry.

password

A text box that masks user input.

checkbox

A check box that indicates a true or false condition.

radio

A radio button that indicates a selection from a mutually exclusive group of radio buttons.

button

A command button.

submit

A button that submits the form to the server.

reset

A button that clears the form.

file

A button that uploads a file.

hidden

A non-visible field on a Web page used to persist information between posts to the server.

image

An image button.

The following code example demonstrates how to use the Type property to determine the type of HtmlInputControl that was clicked.

<%@ Page Language="C#" AutoEventWireup="True" %>
<%@ Import Namespace="System.Data" %>

<!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>
    <title> HtmlInputControl Type Example </title>
<script runat="server">

      void Page_Load(Object sender, EventArgs e)
      {

         // Create the data source.
         DataTable dt = new DataTable();
         DataRow dr;

         dt.Columns.Add(new DataColumn("Value", typeof(string)));

         for (int i = 0; i < 3; i++) 
         {
            dr = dt.NewRow();

            dr[0] = "Item " + i.ToString();

            dt.Rows.Add(dr);
         }

         // Bind the data source to the Repeater control.
         Repeater1.DataSource = new DataView(dt);
         Repeater1.DataBind();

      }

      void AddButton_Click(Object sender, EventArgs e)
      {

         Message.Text = "The type of the HtmlInputControl clicked is " + 
                        ((HtmlInputControl)sender).Type;

      }

   </script>

</head>

<body>

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

      <h3> HtmlInputControl Type Example </h3>

      <asp:Repeater id="Repeater1"
           runat="server">

         <ItemTemplate>

            <input type="submit"
                   name="AddButton"
                   value='<%# DataBinder.Eval(Container.DataItem, "Value") %>'
                   onserverclick="AddButton_Click"
                   runat="server"/>

         </ItemTemplate>


      </asp:Repeater>

      <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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