注销按钮不清除缓存值

Question

我有一个logout.php，它运行以下代码。但它并没有完全清除会话值。它会将我重定向到主页。但是当我点击后退按钮时，前一页就会完美显示。我想删除缓存值。怎么做？？请帮忙

<?php
session_start(); 
session_destroy();
header("location:home.php?msg=logout");
?>

Answer 1

$wc = New-Object System.Net.WebClient
$wc.Credentials =  New-Object System.Net.NetworkCredential($httpsUser,$httpsPass)
$wc.DownloadFile($Source, $target)