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RepeaterItem.ItemIndex Property

Gets the index of the item in the Repeater control from the Items collection of the control.

Namespace: System.Web.UI.WebControls
Assembly: System.Web (in system.web.dll)

public virtual int ItemIndex { get; }
/** @property */
public int get_ItemIndex ()

public function get ItemIndex () : int

Property Value

The index of the item in the Repeater control from the Items collection of the control.

Use the ItemIndex property to determine the index number of the item in the Repeater control from the Items collection of the control.

NoteNote

This property only applies to data items in the Repeater control. The ItemType property must be set to ListItemType.Item, ListItemType.AlternatingItem, ListItemType.SelectedItem, or ListItemType.EditItem.

The following example demonstrates how to use the ItemIndex property to display the index number of the item in the Repeater control from the Items collection of the control.

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

   <script language="C#" runat="server">

      void Page_Load(Object Sender, EventArgs e) 
      {
 
         if (!IsPostBack) 
         {
            ArrayList values = new ArrayList();
 
            values.Add(new PositionData("Item 1", "$6.00"));
            values.Add(new PositionData("Item 2", "$7.48"));
            values.Add(new PositionData("Item 3", "$9.96"));
 
            Repeater1.DataSource = values;
            Repeater1.DataBind();
         }

      }
      void Button_Click(Object Sender, EventArgs e) 
      {        
         Label1.Text = "The Items collection contains: <br>";

         foreach(RepeaterItem item in Repeater1.Items)
         {        
            Label1.Text += item.ItemIndex.ToString() + " - " +
                           ((DataBoundLiteralControl)item.Controls[1]).Text +
                           "<br>";
         }
      }    
 
      public class PositionData 
      {
        
         private string item;
         private string price;
 
         public PositionData(string item, string price) 
         {
            this.item = item;
            this.price = price;
         }
 
         public string Item 
         {
            get 
            {
               return item;
            }
         }
 
         public string Price 
         {
            get 
            {
               return price;
            }
         }
      }
 
   </script>
 
</head>
<body>
 
   <form runat=server>

      <h3>Repeater Example</h3>
         
      <p>
         
      <asp:Repeater id="Repeater1" 
                    runat="server">
         <HeaderTemplate>
            <table border=1>
               <tr>
                  <td><b>Item</b></td>
                  <td><b>Price</b></td>
               </tr>
         </HeaderTemplate>
             
         <ItemTemplate>
            <tr>
               <td> <%# DataBinder.Eval(Container.DataItem, "Item") %> </td>
               <td> <%# DataBinder.Eval(Container.DataItem, "Price") %> </td>
            </tr>
         </ItemTemplate>
            
         <FooterTemplate>
            </table>
         </FooterTemplate>
             
      </asp:Repeater>
      <p>

      <asp:Button id="Button1"
           Text="Display Items in Repeater"
           OnClick="Button_Click"
           runat="server"/>

      <br><br>
         
      <asp:Label id="Label1"                 
                 runat="server"/>
   </form>
</body>
</html>


Windows 98, Windows 2000 SP4, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.

.NET Framework

Supported in: 2.0, 1.1, 1.0

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