uTools-Manuals/docs/php/posix_ttyname.html
2019-04-08 23:22:26 +08:00

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<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<title>Determine terminal device name</title>
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<body class="docs"><div id="layout">
<div id="layout-content"><div id="function.posix-ttyname" class="refentry">
<div class="refnamediv">
<h1 class="refname">posix_ttyname</h1>
<p class="verinfo">(PHP 4, PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">posix_ttyname</span> &mdash; <span class="dc-title">Determine terminal device name</span></p>
</div>
<div class="refsect1 description" id="refsect1-function.posix-ttyname-description">
<h3 class="title">说明</h3>
<div class="methodsynopsis dc-description">
<span class="methodname"><strong>posix_ttyname</strong></span>
( <span class="methodparam"><span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <code class="parameter">$fd</code></span>
) : <span class="type">string</span></div>
<p class="para rdfs-comment">
Returns a <span class="type"><a href="language.types.string.html" class="type string">string</a></span> for the absolute path to the current
terminal device that is open on the file descriptor
<code class="parameter">fd</code>.
</p>
</div>
<div class="refsect1 parameters" id="refsect1-function.posix-ttyname-parameters">
<h3 class="title">参数</h3>
<p class="para">
<dl>
<dt>
<code class="parameter">fd</code></dt>
<dd>
<p class="para">
The file descriptor, which is expected to be either a file
<span class="type"><a href="language.types.resource.html" class="type resource">resource</a></span> or an <span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>. An <span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>
will be assumed to be a file descriptor that can be passed directly to
the underlying system call.
</p>
<p class="para">
In almost all cases, you will want to provide a file <span class="type"><a href="language.types.resource.html" class="type resource">resource</a></span>.
</p>
</dd>
</dl>
</p>
</div>
<div class="refsect1 returnvalues" id="refsect1-function.posix-ttyname-returnvalues">
<h3 class="title">返回值</h3>
<p class="para">
On success, returns a <span class="type"><a href="language.types.string.html" class="type string">string</a></span> of the absolute path of the
<code class="parameter">fd</code>. On failure, returns <strong><code>FALSE</code></strong>
</p>
</div>
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