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94 lines
2.9 KiB
HTML
94 lines
2.9 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>Writes data to fd with optional truncation at length</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.dio-write" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">dio_write</h1>
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<p class="verinfo">(PHP 4 >= 4.2.0, PHP 5 < 5.1.0)</p><p class="refpurpose"><span class="refname">dio_write</span> — <span class="dc-title">
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Writes data to fd with optional truncation at length
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</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.dio-write-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>dio_write</strong></span>
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( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$fd</code></span>
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, <span class="methodparam"><span class="type">string</span> <code class="parameter">$data</code></span>
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[, <span class="methodparam"><span class="type">int</span> <code class="parameter">$len</code><span class="initializer"> = 0</span></span>
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] ) : <span class="type">int</span></div>
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<p class="para rdfs-comment">
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<span class="function"><strong>dio_write()</strong></span> writes up to <code class="parameter">len</code>
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bytes from <code class="parameter">data</code> to file <code class="parameter">fd</code>.
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.dio-write-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">fd</code></dt>
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<dd>
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<p class="para">
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The file descriptor returned by <span class="function"><a href="dio_open.html" class="function">dio_open()</a></span>.
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</p>
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</dd>
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<dt>
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<code class="parameter">data</code></dt>
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<dd>
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<p class="para">
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The written data.
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</p>
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</dd>
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<dt>
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<code class="parameter">len</code></dt>
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<dd>
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<p class="para">
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The length of data to write in bytes. If not specified, the
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function writes all the data to the specified file.
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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.dio-write-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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Returns the number of bytes written to <code class="parameter">fd</code>.
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</p>
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</div>
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<div class="refsect1 seealso" id="refsect1-function.dio-write-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="dio_read.html" class="function" rel="rdfs-seeAlso">dio_read()</a> - Reads bytes from a file descriptor</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> |