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ValidationSummary.DisplayMode Property

Gets or sets the display mode of the validation summary.

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

public ValidationSummaryDisplayMode DisplayMode { get; set; }
<asp:ValidationSummary DisplayMode="ValidationSummaryDisplayMode" />

Property Value

Type: System.Web.UI.WebControls.ValidationSummaryDisplayMode
One of the ValidationSummaryDisplayMode values. The default is BulletList.

ExceptionCondition
ArgumentOutOfRangeException

The display mode is not one of the ValidationSummaryDisplayMode values.

Use this property to specify the display format of a ValidationSummary control. The summary can be displayed as a list, as a bulleted list, or as a single paragraph.

The following code example demonstrates how to set the DisplayMode property to display a bulleted list.

Security noteSecurity Note:

This example has a text box that accepts user input, which is a potential security threat. By default, ASP.NET Web pages validate that user input does not include script or HTML elements. For more information, see Script Exploits Overview.

<%@ Page Language="C#"%>

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

      Name:<br/>
      <asp:textbox id="NameTextBox"
        runat="server"/>

      <asp:requiredfieldvalidator id="NameTextBoxRequiredValidator"
        controltovalidate="NameTextBox"
        errormessage="Name field."
        text="Please enter your name"
        runat="server"/>     

      <br/>  

      City:<br/>
      <asp:textbox id="CityTextBox"
        runat="server"/>

      <asp:requiredfieldvalidator id="CityTextBoxRequiredValidator"
        controltovalidate="CityTextBox"
        errormessage="City field."
        text="Please enter the city."
        runat="server"/> 

      <br/>

      <asp:Button id="SubmitButton"
        text="Submit"
        runat="server"/>

      <hr/>

      <asp:ValidationSummary 
        id="valSum" 
        displaymode="BulletList" 
        headertext="You must enter a value in the following fields:"
        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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