title: Fatal error: Class 'ZipArchive' not found while only download as zip from online
body: <p>i have create zip achiever. i got </p>
  
  <blockquote>
    <p>Fatal error: Class 'ZipArchive' not found</p>
  </blockquote>
  
  <p>error while only accessing download zip file on online.but in local host it's works fine. my local host version is 5.5.11 ,but  my online server version 5.4.33, i am battling with this, anyone can give me some ideas..
  Thanks Advanced</p>