(PHP 4 >= 4.0.4, PHP 5)
bzdecompress — Decompresses bzip2 encoded data
bzdecompress() decompresses the given string containing bzip2 encoded data.
source
     The string to decompress.
small
     
       If TRUE, an alternative decompression algorithm will be used which
       uses less memory (the maximum memory requirement drops to around 2300K) 
       but works at roughly half the speed.
      
See the » bzip2 documentation for more information about this feature.
The decompressed string, or an error number if an error occurred.
Example #1 Decompressing a String
<?php
$start_str = "This is not an honest face?";
$bzstr = bzcompress($start_str);
echo "Compressed String: ";
echo $bzstr;
echo "\n<br />\n";
$str = bzdecompress($bzstr);
echo "Decompressed String: ";
echo $str;
echo "\n<br />\n";
?>