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124 lines
4.4 KiB
HTML
124 lines
4.4 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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<html>
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<head>
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<meta http-equiv="content-type" content="text/html; charset=UTF-8">
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<title>Open gz-file</title>
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</head>
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<body class="docs"><div id="layout">
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<div id="layout-content"><div id="function.gzopen" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">gzopen</h1>
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<p class="verinfo">(PHP 4, PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">gzopen</span> — <span class="dc-title">Open gz-file</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.gzopen-description">
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<h3 class="title">说明</h3>
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<div class="methodsynopsis dc-description">
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<span class="methodname"><strong>gzopen</strong></span>
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( <span class="methodparam"><span class="type">string</span> <code class="parameter">$filename</code></span>
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, <span class="methodparam"><span class="type">string</span> <code class="parameter">$mode</code></span>
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[, <span class="methodparam"><span class="type">int</span> <code class="parameter">$use_include_path</code><span class="initializer"> = 0</span></span>
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] ) : <span class="type">resource</span></div>
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<p class="para rdfs-comment">
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Opens a gzip (.gz) file for reading or writing.
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</p>
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<p class="para">
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<span class="function"><strong>gzopen()</strong></span> can be used to read a file which is
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not in gzip format; in this case <span class="function"><a href="gzread.html" class="function">gzread()</a></span> will
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directly read from the file without decompression.
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.gzopen-parameters">
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<h3 class="title">参数</h3>
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<p class="para">
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<dl>
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<dt>
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<code class="parameter">filename</code></dt>
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<dd>
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<p class="para">
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The file name.
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</p>
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</dd>
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<dt>
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<code class="parameter">mode</code></dt>
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<dd>
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<p class="para">
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As in <span class="function"><a href="fopen.html" class="function">fopen()</a></span> (<em>rb</em> or
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<em>wb</em>) but can also include a compression level
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(<em>wb9</em>) or a strategy: <em>f</em> for
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filtered data as in <em>wb6f</em>, <em>h</em> for
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<em>Huffman only compression</em> as in <em>wb1h</em>.
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(See the description of <em>deflateInit2</em>
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in <var class="filename">zlib.h</var> for
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more information about the strategy parameter.)
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</p>
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</dd>
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<dt>
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<code class="parameter">use_include_path</code></dt>
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<dd>
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<p class="para">
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You can set this optional parameter to <em>1</em>, if you
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want to search for the file in the <a href="ini.core.html#ini.include-path" class="link">include_path</a> too.
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</p>
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</dd>
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</dl>
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</p>
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</div>
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<div class="refsect1 returnvalues" id="refsect1-function.gzopen-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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Returns a file pointer to the file opened, after that, everything you read
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from this file descriptor will be transparently decompressed and what you
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write gets compressed.
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</p>
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<p class="para">
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If the open fails, the function returns <strong><code>FALSE</code></strong>.
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</p>
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</div>
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<div class="refsect1 examples" id="refsect1-function.gzopen-examples">
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<h3 class="title">范例</h3>
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<p class="para">
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<div class="example" id="example-878">
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<p><strong>Example #1 <span class="function"><strong>gzopen()</strong></span> Example</strong></p>
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<div class="example-contents">
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<div class="phpcode"><pre><span style="color: #000000">
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<span style="color: #0000BB"><?php<br />$fp </span><span style="color: #007700">= </span><span style="color: #0000BB">gzopen</span><span style="color: #007700">(</span><span style="color: #DD0000">"/tmp/file.gz"</span><span style="color: #007700">, </span><span style="color: #DD0000">"r"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?></span>
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</span>
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</pre></div>
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</div>
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</div>
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</p>
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</div>
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<div class="refsect1 seealso" id="refsect1-function.gzopen-seealso">
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<h3 class="title">参见</h3>
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<p class="para">
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<ul class="simplelist">
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<li class="member"><span class="function"><a href="gzclose.html" class="function" rel="rdfs-seeAlso">gzclose()</a> - Close an open gz-file pointer</span></li>
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</ul>
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</p>
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</div>
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</div></div></div></body></html> |