<!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>This function returns the UID for the given message sequence number</title> </head> <body><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.imap-timeout.html">imap_timeout</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.imap-undelete.html">imap_undelete</a></div> <div class="up"><a href="ref.imap.html">IMAP Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div><hr /><div id="function.imap-uid" class="refentry"> <div class="refnamediv"> <h1 class="refname">imap_uid</h1> <p class="verinfo">(PHP 4, PHP 5)</p><p class="refpurpose"><span class="refname">imap_uid</span> — <span class="dc-title">This function returns the UID for the given message sequence number</span></p> </div> <div class="refsect1 description" id="refsect1-function.imap-uid-description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type">int</span> <span class="methodname"><strong>imap_uid</strong></span> ( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$imap_stream</code></span> , <span class="methodparam"><span class="type">int</span> <code class="parameter">$msg_number</code></span> )</div> <p class="para rdfs-comment"> This function returns the UID for the given message sequence number. An UID is a unique identifier that will not change over time while a message sequence number may change whenever the content of the mailbox changes. </p> <p class="para"> This function is the inverse of <span class="function"><a href="function.imap-msgno.html" class="function">imap_msgno()</a></span>. </p> </div> <div class="refsect1 parameters" id="refsect1-function.imap-uid-parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><em><code class="parameter"> imap_stream</code></em></span><dd> <p class="para">An IMAP stream returned by <span class="function"><a href="function.imap-open.html" class="function">imap_open()</a></span>.</p></dd> </dt> <dt> <span class="term"><em><code class="parameter">msg_number</code></em></span> <dd> <p class="para"> The message number. </p> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues" id="refsect1-function.imap-uid-returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> The UID of the given message. </p> </div> <div class="refsect1 notes" id="refsect1-function.imap-uid-notes"> <h3 class="title">Notes</h3> <blockquote class="note"><p><strong class="note">Note</strong>: <p class="para"> This function is not supported by POP3 mailboxes. </p> </p></blockquote> </div> <div class="refsect1 seealso" id="refsect1-function.imap-uid-seealso"> <h3 class="title">See Also</h3> <p class="para"> <ul class="simplelist"> <li class="member"> <span class="function"><a href="function.imap-msgno.html" class="function" rel="rdfs-seeAlso">imap_msgno()</a> - Gets the message sequence number for the given UID</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.imap-timeout.html">imap_timeout</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.imap-undelete.html">imap_undelete</a></div> <div class="up"><a href="ref.imap.html">IMAP Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div></body></html>