Bzip2
PHP Manual

bzdecompress

(PHP 4 >= 4.3.3, PHP 5, PECL bz2:1.0)

bzdecompress — Decompresses bzip2 encoded data

说明

mixed bzdecompress ( string $source [, int $small ] )

bzdecompress() decompresses the given string containing bzip2 encoded data.

参数

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.

返回值

The decompressed string or number of error in case of error.

范例

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";
?>

参见


Bzip2
PHP Manual