title: How to display the previous page if the lastpart id / page is not found?
body: <p>How can i show the given page insted of main index file?</p>
  <p>in my url <code>https://learnpk.xyz/view/88</code> it shows <code>https://learnpk.xyz/index.php</code> but
  i want to show page <code>https://learnpk.xyz/view.php</code></p>
  <p>i am using below commands in <code>.htaccess</code> file.</p>
  <pre><code>RewriteCond %{REQUEST_FILENAME} !-f
  RewriteCond %{REQUEST_FILENAME} !-d
  RewriteRule ^(.+)$ index.php?url=$1 [QSA,L]
  </code></pre>