Source of: /manual/en/function.getservbyport.php
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<div id="function.getservbyport" class="refentry">
<div class="refnamediv">
<h1 class="refname">getservbyport</h1>
<p class="verinfo">(PHP 4, PHP 5)</p><p class="refpurpose"><span class="refname">getservbyport</span> — <span class="dc-title">Get Internet service which corresponds to port and protocol</span></p>
</div>
<a name="function.getservbyport.description"></a><div class="refsect1 description">
<h3 class="title">Description</h3>
<div class="methodsynopsis dc-description">
<span class="type">string</span> <span class="methodname"><b>getservbyport</b></span>
( <span class="methodparam"><span class="type">int</span> <tt class="parameter">$port</tt></span>
, <span class="methodparam"><span class="type">string</span> <tt class="parameter">$protocol</tt></span>
)</div>
<p class="para rdfs-comment">
<b>getservbyport()</b> returns the Internet service
associated with <i><tt class="parameter">port</tt></i>
for the specified
<i><tt class="parameter">protocol</tt></i>
as per <var class="filename">/etc/services</var>.
</p>
</div>
<a name="function.getservbyport.parameters"></a><div class="refsect1 parameters">
<h3 class="title">Parameters</h3>
<p class="para">
</p><dl>
<dt class="varlistentry">
<span class="term"><i><tt class="parameter">port</tt></i>
</span>
</dt><dd class="listitem">
<p class="para">
The port number.
</p>
</dd>
<dt class="varlistentry">
<span class="term"><i><tt class="parameter">protocol</tt></i>
</span>
</dt><dd class="listitem">
<p class="para">
<i><tt class="parameter">protocol</tt></i>
is either <i>"tcp"</i>
or <i>"udp"</i> (in lowercase).
</p>
</dd>
</dl>
<p>
</p>
</div>
<a name="function.getservbyport.returnvalues"></a><div class="refsect1 returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
Returns the Internet service name as a string.
</p>
</div>
<a name="function.getservbyport.seealso"></a><div class="refsect1 seealso">
<h3 class="title">See Also</h3>
<p class="para">
</p><ul class="simplelist">
<li class="member"><a href="function.getservbyname.php" class="function" rel="rdfs-seeAlso">getservbyname()</a> - Get port number associated with an Internet service and protocol</li>
</ul><p>
</p>
</div>
</div><?php manual_footer(); ?>
