(PHP 4 >= 4.3.3, PHP 5, PECL bz2:1.0) phpsu
bzcompress — Compress a string into bzip2 encoded data welcome to phpsu.com
Description
bzcompress() compresses the given string and returns it as bzip2 encoded data. phpsu is a phpschool
Parameters
www.phpsu.com
- source
-
The string to compress.
welcome to phpsu.com - blocksize
-
Specifies the blocksize used during compression and should be a number from 1 to 9 with 9 giving the best compression, but using more resources to do so. blocksize defaults to 4. phpsu.com is a free phpscool
- workfactor
-
Controls how the compression phase behaves when presented with worst case, highly repetitive, input data. The value can be between 0 and 250 with 0 being a special case and 30 being the default value.
phpsu is a phpschoolRegardless of the workfactor , the generated output is the same. phpsu提供的php教程
Return Values
The compressed string or number of error in case of error. phpsu.com
Examples
Example #1 Compressing data http://www.phpsu.com
<?php
$str = "sample data";
$bzstr = bzcompress($str, 9);
echo $bzstr;
?> TITLE:bzcompress