HttpCachePolicy.SetNoStore Methode

Definition

Namespace:
System.Web
Assembly:
System.Web.dll

Legt den Cache-Control: no-store HTTP-Header fest.

public:
 void SetNoStore();
public void SetNoStore();
member this.SetNoStore : unit -> unit
Public Sub SetNoStore ()

Beispiele

Im folgenden Codebeispiel wird veranschaulicht, wie die SetNoStore Methode der HttpCachePolicy Klasse verwendet wird, um den Client zu leiten, die Antworten nicht im Verlauf zu speichern.

<%@ 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>
    <title>HttpCachePolicy - SetNoStore - C# Example</title>
    <script runat="server">
      void Page_Load(Object sender, EventArgs e) 
      {
        // Prevent the browser from caching the ASPX page
        Response.Cache.SetNoStore();
        
        // Display the DateTime value.
        Label1.Text = DateTime.Now.ToLongTimeString();
      }
    </script>
  </head>
  <body>
    <form id="Form1" method="post" runat="server">
      <h3>HttpCachePolicy - SetNoStore - C# Example</h3>
      
      <p>Click the Submit button a few times, and then click the Browser's Back button.<br />
      You should get a "Warning: Page has Expired" error message.</p>
      
      <p>Time:  <asp:Label id="Label1" runat="server" Font-Bold="True" ForeColor="Red" /></p>
      
      <asp:Button id="Button1" runat="server" Text="Submit" />
    </form>
  </body>
</html>

<%@ Page language="VB" 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>
    <title>HttpCachePolicy - SetNoStore - Visual Basic .NET Example</title>
    <script runat="server">
      Sub Page_Load(ByVal sender As Object, ByVal e As EventArgs) 
          
          ' Prevent the browser from caching the ASPX page.
          Response.Cache.SetNoStore()
          
          ' Display the DateTime value.
          Label1.Text = DateTime.Now.ToLongTimeString()
      End Sub  
  </script>
  </head>
  <body>
    <form id="Form1" method="post" runat="server">
      <h3>HttpCachePolicy - SetNoStore - Visual Basic .NET Example</h3>
      
      <p>Click the Submit button a few times, and then click the Browser's Back button.<br />
      You should get a "Warning: Page has Expired" error message.</p>
      
      <p>Time:  <asp:Label id="Label1" runat="server" Font-Bold="True" ForeColor="Red" /></p>
      
      <asp:Button id="Button1" runat="server" Text="Submit" />
    </form>
  </body>
</html>

Gilt für: