CompareValidator.AddAttributesToRender Method

This method supports the .NET Framework infrastructure and is not intended to be used directly from your code.

Adds the attributes of this control to the output stream for rendering on the client.

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

protected:
virtual void AddAttributesToRender (
	HtmlTextWriter^ writer
) override
protected void AddAttributesToRender (
	HtmlTextWriter writer
)
protected override function AddAttributesToRender (
	writer : HtmlTextWriter
)

Parameters

writer

A System.Web.UI.HtmlTextWriter that contains the output stream for rendering on the client.

The following code example demonstrates how to override the AddAttributesToRender method in a custom server control so that the CompareValidator error message always appears in bold.

No code example is currently available or this language may not be supported.
<%@ Register TagPrefix="aspSample" Namespace="Samples.AspNet.JSL.Controls" Assembly="Samples.AspNet.JSL" %>
<%@ Page language="VJ#" %>
<HTML>
  <HEAD>
    <title>Custom CompareValidator - AddAttributesToRender - VJ# Example</title>
    <script runat="server">
    void Page_Load(Object sender, EventArgs e)
    {
        // Run the Page Validate method in order to force
        // the CompareValidate to show it's error message.
        get_Page().Validate();
    } //Page_Load
    </script>
  </HEAD>
  <body>
    <form id="Form1" method="post" runat="server">
      <h3>Custom CompareValidator - AddAttributesToRender - VJ# Example</h3>

      <asp:TextBox id="TextBox1" runat="server" Text="123"></asp:TextBox><BR>

      <asp:TextBox id="TextBox2" runat="server" Text="456"></asp:TextBox>

      <aspSample:CustomCompareValidatorAddAttributesToRender
        id="CompareValidator1"
        runat="server"
        ErrorMessage="Value in TextBox2 does not match value in TextBox1."
        Display="Dynamic"
        ControlToCompare="TextBox2"
        ControlToValidate="TextBox1" /><br>

      <asp:Button id="Button1" runat="server" Text="Button" />

    </form>
  </body>
</HTML>
...package  Samples.AspNet.JSL.Controls;

public class CustomCompareValidatorAddAttributesToRender
    extends System.Web.UI.WebControls.CompareValidator
{
    protected void AddAttributesToRender(System.Web.UI.HtmlTextWriter writer)
    {
        // Show the CompareValidator's error message as bold.
        writer.AddStyleAttribute(System.Web.UI.HtmlTextWriterStyle.FontWeight, 
            "bold");
        // Call the Base's AddAttributesToRender method.
        super.AddAttributesToRender(writer);
    } //AddAttributesToRender
} //CustomCompareValidatorAddAttributesToRender

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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