📄 function.bzdecompress.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html> <head> <title>Decompresses bzip2 encoded data</title> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> </head> <body><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.bzcompress.html">bzcompress</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.bzerrno.html">bzerrno</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.bzdecompress" class="refentry"> <div class="refnamediv"> <h1 class="refname">bzdecompress</h1> <p class="verinfo">(PHP 4 >= 4.3.3, PHP 5, PECL bz2:1.0)</p><p class="refpurpose"><span class="refname">bzdecompress</span> — <span class="dc-title">Decompresses bzip2 encoded data</span></p> </div> <div class="refsect1 description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <span class="methodname"><b><b>bzdecompress</b></b></span> ( <span class="methodparam"><span class="type">string</span> <tt class="parameter">$source</tt></span> [, <span class="methodparam"><span class="type">int</span> <tt class="parameter">$small</tt></span> ] )</div> <p class="para rdfs-comment"> <b>bzdecompress()</b> decompresses the given string containing bzip2 encoded data. </p> </div> <div class="refsect1 parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><i><tt class="parameter">source</tt></i></span> <dd> <p class="para"> The string to decompress. </p> </dd> </dt> <dt> <span class="term"><i><tt class="parameter">small</tt></i></span> <dd> <p class="para"> If <b><tt>TRUE</tt></b>, 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. </p> <p class="para"> See the <a href="http://www.bzip.org/" class="link external">» bzip2 documentation</a> for more information about this feature. </p> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> The decompressed string or number of error in case of error. </p> </div> <div class="refsect1 examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example"> <p><b>Example #1 Decompressing a String</b></p> <div class="example-contents"><div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB"><?php<br />$start_str </span><span style="color: #007700">= </span><span style="color: #DD0000">"This is not an honest face?"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$bzstr </span><span style="color: #007700">= </span><span style="color: #0000BB">bzcompress</span><span style="color: #007700">(</span><span style="color: #0000BB">$start_str</span><span style="color: #007700">);<br /><br />echo </span><span style="color: #DD0000">"Compressed String: "</span><span style="color: #007700">;<br />echo </span><span style="color: #0000BB">$bzstr</span><span style="color: #007700">;<br />echo </span><span style="color: #DD0000">"\n<br />\n"</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">$str </span><span style="color: #007700">= </span><span style="color: #0000BB">bzdecompress</span><span style="color: #007700">(</span><span style="color: #0000BB">$bzstr</span><span style="color: #007700">);<br />echo </span><span style="color: #DD0000">"Decompressed String: "</span><span style="color: #007700">;<br />echo </span><span style="color: #0000BB">$str</span><span style="color: #007700">;<br />echo </span><span style="color: #DD0000">"\n<br />\n"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">?></span></span></code></div> </div> </div> </p> </div> <div class="refsect1 seealso"> <h3 class="title">See Also</h3> <p class="para"> <ul class="simplelist"> <li class="member"><a href="function.bzcompress.html" class="function" rel="rdfs-seeAlso">bzcompress()</a></li> </ul> </p> </div></div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.bzcompress.html">bzcompress</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.bzerrno.html">bzerrno</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>⌨️ 快捷键说明
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