<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<title>Converts an long integer address into a string in (IPv4) Internet standard dotted format</title>
</head>
<body><div class="manualnavbar" style="text-align: center;">
<div class="prev" style="text-align: left; float: left;"><a href="function.ip2long.html">ip2long</a></div>
<div class="next" style="text-align: right; float: right;"><a href="function.openlog.html">openlog</a></div>
<div class="up"><a href="ref.network.html">Network Functions</a></div>
<div class="home"><a href="index.html">PHP Manual</a></div>
</div><hr /><div id="function.long2ip" class="refentry">
<div class="refnamediv">
<h1 class="refname">long2ip</h1>
<p class="verinfo">(PHP 4, PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">long2ip</span> — <span class="dc-title">Converts an long integer address into a string in (IPv4) Internet standard dotted format</span></p>
</div>
<div class="refsect1 description" id="refsect1-function.long2ip-description">
<h3 class="title">Description</h3>
<div class="methodsynopsis dc-description">
<span class="type">string</span> <span class="methodname"><strong>long2ip</strong></span>
( <span class="methodparam"><span class="type">int</span> <code class="parameter">$proper_address</code></span>
)</div>
<p class="para rdfs-comment">
The function <span class="function"><strong>long2ip()</strong></span> generates an Internet address
in dotted format (i.e.: aaa.bbb.ccc.ddd) from the long integer
representation.
</p>
</div>
<div class="refsect1 parameters" id="refsect1-function.long2ip-parameters">
<h3 class="title">Parameters</h3>
<p class="para">
<dl>
<dt>
<code class="parameter">proper_address</code></dt>
<dd>
<p class="para">
A proper address representation in long integer.
</p>
</dd>
</dl>
</p>
</div>
<div class="refsect1 returnvalues" id="refsect1-function.long2ip-returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
Returns the Internet IP address as a string.
</p>
</div>
<div class="refsect1 changelog" id="refsect1-function.long2ip-changelog">
<h3 class="title">Changelog</h3>
<table class="doctable informaltable">
<thead>
<tr>
<th>Version</th>
<th>Description</th>
</tr>
</thead>
<tbody class="tbody">
<tr>
<td>7.1.0</td>
<td>
The parameter type of <code class="parameter">proper_address</code> has been
changed from <span class="type"><a href="language.types.string.html" class="type string">string</a></span> to <span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>.
</td>
</tr>
</tbody>
</table>
</div>
<div class="refsect1 notes" id="refsect1-function.long2ip-notes">
<h3 class="title">Notes</h3>
<blockquote class="note"><p><strong class="note">Note</strong>:
<p class="para">
On 32-bit architectures, casting integer representations of IP addresses
from <span class="type"><a href="language.types.string.html" class="type string">string</a></span> to <span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span> is not suppossed to give
correct results for numbers which exceed <strong><code>PHP_INT_MAX</code></strong>.
</p>
</p></blockquote>
</div>
<div class="refsect1 seealso" id="refsect1-function.long2ip-seealso">
<h3 class="title">See Also</h3>
<p class="para">
<ul class="simplelist">
<li class="member"><span class="function"><a href="function.ip2long.html" class="function" rel="rdfs-seeAlso">ip2long()</a> - Converts a string containing an (IPv4) Internet Protocol dotted address into a long integer</span></li>
</ul>
</p>
</div>
</div><hr /><div class="manualnavbar" style="text-align: center;">
<div class="prev" style="text-align: left; float: left;"><a href="function.ip2long.html">ip2long</a></div>
<div class="next" style="text-align: right; float: right;"><a href="function.openlog.html">openlog</a></div>
<div class="up"><a href="ref.network.html">Network Functions</a></div>
<div class="home"><a href="index.html">PHP Manual</a></div>
</div></body></html>
