<HTML ><HEAD ><TITLE >bzdecompress</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.7"><LINK REL="HOME" TITLE="PHP Manual" HREF="index.html"><LINK REL="UP" TITLE="Bzip2 Compression Functions" HREF="ref.bzip2.html"><LINK REL="PREVIOUS" TITLE="bzcompress" HREF="function.bzcompress.html"><LINK REL="NEXT" TITLE="bzerrno" HREF="function.bzerrno.html"><META HTTP-EQUIV="Content-type" CONTENT="text/html; charset=ISO-8859-1"></HEAD ><BODY CLASS="refentry" BGCOLOR="#FFFFFF" TEXT="#000000" LINK="#0000FF" VLINK="#840084" ALINK="#0000FF" ><DIV CLASS="NAVHEADER" ><TABLE SUMMARY="Header navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="3" ALIGN="center" >PHP Manual</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="function.bzcompress.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.bzerrno.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.bzdecompress" ></A >bzdecompress</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN9880" ></A ><P > (PHP 4 >= 4.0.4)</P >bzdecompress -- Decompresses bzip2 encoded data</DIV ><DIV CLASS="refsect1" ><A NAME="AEN9883" ></A ><H2 >Description</H2 >string <B CLASS="methodname" >bzdecompress</B > ( string source [, int small])<BR ></BR ><P > <B CLASS="function" >bzdecompress()</B > decompresses the <TT CLASS="parameter" ><I >source</I ></TT > string containing bzip2 encoded data and returns it. If the optional parameter <TT CLASS="parameter" ><I >small</I ></TT > is <TT CLASS="constant" ><B >TRUE</B ></TT >, 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 <A HREF="http://sources.redhat.com/bzip2/" TARGET="_top" >bzip2 documentation</A > for more information about this feature. </P ><P > <TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN9901" ></A ><P ><B >Example 1. <B CLASS="function" >bzdecompress()</B ></B ></P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><PRE CLASS="php" ><?php $start_str = "This is not an honest face?"; $bzstr = bzcompress($start_str); print( "Compressed String: " ); print( $bzstr ); print( "\n<br>\n" ); $str = bzdecompress($bzstr); print( "Decompressed String: " ); print( $str ); print( "\n<br>\n" ); ?></PRE ></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE > </P ><P > See also <A HREF="function.bzcompress.html" ><B CLASS="function" >bzcompress()</B ></A >. </P ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE SUMMARY="Footer navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="function.bzcompress.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >Home</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="function.bzerrno.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >bzcompress</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.bzip2.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >bzerrno</TD ></TR ></TABLE ></DIV ></BODY ></HTML >