How to create Zip file using php?

$zip = new ZipArchive();
$zip_name = time().".zip"; // Zip name
$zip->open($zip_name, ZipArchive::CREATE);
$zip->addFile('test.php');
$zip->close();
header('Content-type: application/zip');
header('Content-Disposition: attachment; filename="'.$zip_name.'"');
readfile($zip_name);
unlink($zip_name);

How to download your profile from facebook?

1. Login to your FB account in http://facebook.com
2. Goto your Account -> Settings
3. Click Download as Copy & you have get mail from fb registered account
4. Check you mail the subject is " Your Facebook download is ready" and click the link
Ex: https://www.facebook.com/dyi?x=**************
5. You have get you full profile & uploaded photos, videos & wall everything will be get