gzread() reads up to length bytes
from the given gz-file pointer. Reading stops when
length (uncompressed) bytes have been read
or EOF is reached, whichever comes first.
Parameters
zp
The gz-file pointer. It must be valid, and must point to a file
successfully opened by gzopen().
length
The number of bytes to read.
Return Values
The data that have been read.
Examples
Example 1. gzread() example
<?php
// get contents of a gz-file into a string
$filename = "/usr/local/something.txt.gz";
$zd = gzopen($filename, "r");
$contents = gzread($zd, 10000);
gzclose($zd);
?>