HtmlInputControl.Type Property

Reference

Definition

Namespace:: System.Web.UI.HtmlControls

Assembly:: System.Web.dll

Important

Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.

Gets the type of an HtmlInputControl.

public:
 property System::String ^ Type { System::String ^ get(); };

public string Type { get; }

member this.Type : string

Public ReadOnly Property Type As String

Property Value

String

A string that contains the type of an HtmlInputControl.

Examples

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

ASP.NET (C#)


<%@ 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>


<%@ 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>

Remarks

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.

Applies to

Product	Versions
.NET Framework	1.1, 2.0, 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1

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