[استفسار] كود تسريع

<?php 
$data = implode("", file("bigfile.php")); 
$gzdata = gzencode($data, 9); 
$fp = fopen("bigfile.php.gz", "w"); 
fwrite($fp, $gzdata); 
fclose($fp); 
?>  
<?php 
foreach (glob("*.php") as $filename) { 
   echo "$filename size " . filesize($filename) . "\n"; 
} 
?> 
<?php 
ob_start( 'ob_gzhandler' ); 
?> 
<?php 
$compressed  = gzdeflate('Compress me', 9); 
$uncompressed = gzinflate($compressed); 
echo $uncompressed; 
?>

<!-- no cache headers -->  
< **********="Pragma" content="no-cache" />  
< **********="Expires" content="-1" />  
< **********="Cache-Control" content="no-cache" />  
<!-- end no cache headers -->

<?php 
echo "Page Compression: ". 
  ( 
  (gzip_encode::gzip_accepted())? 
  _GZIP_ENCODE_STAT."% at level ". 
  _GZIP_ENCODE_LEVEL: 
  "None (Browser does not accept)" 
  );                          
?>