HttpCachePolicy.SetNoStore Methode

Definition

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

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

Beispiele

Im folgenden Codebeispiel wird veranschaulicht, wie die SetNoStore -Methode HttpCachePolicy der-Klasse verwendet wird, um den Client so zu leiten, dass die Antworten nicht in seinem Verlauf gespeichert werden.The following code example demonstrates how to use the SetNoStore method of the HttpCachePolicy class to direct the client not to store the responses in its history.

<%@ 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: