<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> <title>Opens a bzip2 compressed file</title> </head> <body><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.bzflush.html">bzflush</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.bzread.html">bzread</a></div> <div class="up"><a href="ref.bzip2.html">Bzip2 Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div><hr /><div id="function.bzopen" class="refentry"> <div class="refnamediv"> <h1 class="refname">bzopen</h1> <p class="verinfo">(PHP 4 >= 4.0.4, PHP 5)</p><p class="refpurpose"><span class="refname">bzopen</span> — <span class="dc-title">Opens a bzip2 compressed file</span></p> </div> <div class="refsect1 description" id="refsect1-function.bzopen-description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type">resource</span> <span class="methodname"><strong>bzopen</strong></span> ( <span class="methodparam"><span class="type">string</span> <code class="parameter">$filename</code></span> , <span class="methodparam"><span class="type">string</span> <code class="parameter">$mode</code></span> )</div> <p class="para rdfs-comment"> <span class="function"><strong>bzopen()</strong></span> opens a bzip2 (.bz2) file for reading or writing. </p> </div> <div class="refsect1 parameters" id="refsect1-function.bzopen-parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><em><code class="parameter">filename</code></em></span> <dd> <p class="para"> The name of the file to open. </p> </dd> </dt> <dt> <span class="term"><em><code class="parameter">mode</code></em></span> <dd> <p class="para"> Similar to the <span class="function"><a href="function.fopen.html" class="function">fopen()</a></span> function, only 'r' (read) and 'w' (write) are supported. Everything else will cause bzopen to return <strong><code>FALSE</code></strong>. </p> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues" id="refsect1-function.bzopen-returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> If the open fails, <span class="function"><strong>bzopen()</strong></span> returns <strong><code>FALSE</code></strong>, otherwise it returns a pointer to the newly opened file. </p> </div> <div class="refsect1 examples" id="refsect1-function.bzopen-examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example" id="example-648"> <p><strong>Example #1 <span class="function"><strong>bzopen()</strong></span> example</strong></p> <div class="example-contents"> <div class="phpcode"><code><span style="color: #000000"> <span style="color: #0000BB"><?php<br /><br />$file </span><span style="color: #007700">= </span><span style="color: #DD0000">"/tmp/foo.bz2"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$bz </span><span style="color: #007700">= </span><span style="color: #0000BB">bzopen</span><span style="color: #007700">(</span><span style="color: #0000BB">$file</span><span style="color: #007700">, </span><span style="color: #DD0000">"r"</span><span style="color: #007700">) or die(</span><span style="color: #DD0000">"Couldn't open </span><span style="color: #0000BB">$file</span><span style="color: #DD0000"> for reading"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">bzclose</span><span style="color: #007700">(</span><span style="color: #0000BB">$bz</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">?></span> </span> </code></div> </div> </div> </p> </div> <div class="refsect1 seealso" id="refsect1-function.bzopen-seealso"> <h3 class="title">See Also</h3> <p class="para"> <ul class="simplelist"> <li class="member"> <span class="function"><a href="function.bzclose.html" class="function" rel="rdfs-seeAlso">bzclose()</a> - Close a bzip2 file</span></li> </ul> </p> </div> </div><hr /><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.bzflush.html">bzflush</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.bzread.html">bzread</a></div> <div class="up"><a href="ref.bzip2.html">Bzip2 Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div></body></html>