<!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>