Export (0) Print
Expand All

HtmlInputControl.Type Property

Gets the type of an HtmlInputControl.

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

'Declaration
Public ReadOnly Property Type As String

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="VB" 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">

      Sub Page_Load(sender As Object, e As EventArgs)

         ' Create the data source.
         Dim dt As DataTable = New DataTable()
         Dim dr As DataRow

         dt.Columns.Add(new DataColumn("Value", GetType(String)))

         Dim i As Integer   

         For i = 0 to 2

            dr = dt.NewRow()

            dr(0) = "Item " + i.ToString()

            dt.Rows.Add(dr)

         Next i

         ' Bind the data source to the Repeater control.
         Repeater1.DataSource = New DataView(dt)
         Repeater1.DataBind()

      End Sub

      Sub AddButton_Click(sender As Object, e As EventArgs)

         Message.Text = "The type of the HtmlInputControl clicked is " & _ 
                        CType(sender, HtmlInputControl).Type

      End Sub

   </script>

</head>

<body>

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

      <h3> HtmlInputControl Type Example </h3>

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

         <ItemTemplate>

            <input id="Submit1" 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>

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0, 1.1
Show:
© 2015 Microsoft