ListControl.Items Property

Gets the collection of items in the list control.

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

public virtual ListItemCollection Items { get; }
/** @property */
public ListItemCollection get_Items ()

public function get Items () : ListItemCollection

Not applicable.

Property Value

A ListItemCollection that represents the items within the list. The default is an empty list.

Use this property to get the properties of items in the list control. This property can be used to determine the selected items in the list control.

TopicLocation
How to: Set Web Server Control Properties in CollectionsBuilding ASP .NET Web Applications
How to: Set Web Server Control Properties in CollectionsBuilding ASP .NET Web Applications

The following example demonstrates how to use the Items property to determine the selected items in a CheckBoxList control.

<%@ Page Language="C#" AutoEventWireup="True" %>
<!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 runat="server">
    <title>ASP.NET Example</title>
</head>
 <body>
    <script language="c#" runat="server">
       void Check_Clicked(Object sender, EventArgs e) {
          Message.Text="Selected Item(s):" + "<br />" + "<br />";
          for (int i=0; i<checkboxlist1.Items.Count; i++) {
             if (checkboxlist1.Items[i].Selected)
                Message.Text=Message.Text + checkboxlist1.Items[i].Text + "<br />";
          }
       }
    </script>
 
    <form id="form1" method="post" runat="server">
 
       <asp:CheckBoxList id="checkboxlist1" runat="server"
            AutoPostBack="True"
            CellPadding="5"
            CellSpacing="5"
            RepeatColumns="2"
            RepeatDirection="Vertical"
            RepeatLayout="Flow"
            TextAlign="Right"
            OnSelectedIndexChanged="Check_Clicked">
 
          <asp:ListItem>Item 1</asp:ListItem>
          <asp:ListItem>Item 2</asp:ListItem>
          <asp:ListItem>Item 3</asp:ListItem>
          <asp:ListItem>Item 4</asp:ListItem>
          <asp:ListItem>Item 5</asp:ListItem>
          <asp:ListItem>Item 6</asp:ListItem>
 
       </asp:CheckBoxList>
 
       <br /><br />
       <asp:label id="Message" runat="server"/>
             
    </form>
         
 </body>
 </html>
    

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

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0, 2.0, 1.1, 1.0

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