php-doc-en/reference/imap/functions/imap-ping.xml
Daniel Egeberg 96c9d88bad Converted to utf-8
git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@297028 c90b9560-bf6c-de11-be94-00142212c4b1
2010-03-28 22:10:10 +00:00

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XML

<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<refentry xml:id="function.imap-ping" xmlns="http://docbook.org/ns/docbook">
<refnamediv>
<refname>imap_ping</refname>
<refpurpose>Check if the IMAP stream is still active</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<type>bool</type><methodname>imap_ping</methodname>
<methodparam><type>resource</type><parameter>imap_stream</parameter></methodparam>
</methodsynopsis>
<para>
<function>imap_ping</function> pings the stream to see if it's still
active. It may discover new mail; this is the preferred method for a
periodic "new mail check" as well as a "keep alive" for servers which
have inactivity timeout.
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<para>
<variablelist>
&imap.imap-stream.description;
</variablelist>
</para>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
Returns &true; if the stream is still alive, &false; otherwise.
</para>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<para>
<example>
<title><function>imap_ping</function> Example</title>
<programlisting role="php">
<![CDATA[
<?php
$imap = imap_open("{imap.example.org}", "mailadmin", "password");
// after some sleeping
if (!imap_ping($imap)) {
// do some stuff to reconnect
}
?>
]]>
</programlisting>
</example>
</para>
</refsect1>
</refentry>
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