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<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.2 $ -->
<refentry id="function.stream-socket-sendto">
<refnamediv>
<refname>stream_socket_sendto</refname>
<refpurpose>Sends a message to a socket, whether it is connected or not </refpurpose>
</refnamediv>
<refsect1>
<title>Description</title>
<methodsynopsis>
<type>int</type><methodname>stream_socket_sendto</methodname>
<methodparam><type>resource</type><parameter>socket</parameter></methodparam>
<methodparam><type>string</type><parameter>data</parameter></methodparam>
<methodparam choice="opt"><type>int</type><parameter>flags</parameter></methodparam>
<methodparam choice="opt"><type>string</type><parameter>address</parameter></methodparam>
</methodsynopsis>
<para>
The function <function>stream_socket_sendto</function> sends
the data specified by <parameter>data</parameter> through the
socket specified by <parameter>socket</parameter>. The address
specified when the socket stream was created will be used unless
an alternate address is specified in <parameter>address</parameter>.
</para>
<para>
The value of <parameter>flags</parameter> can be any combination
of the following:
<table>
<title>possible values for <parameter>flags</parameter></title>
<tgroup cols="2">
<tbody>
<row>
<entry><constant>STREAM_OOB</constant></entry>
<entry>
Process OOB (out-of-band) data.
</entry>
</row>
</tbody>
</tgroup>
</table>
</para>
<example>
<title><function>stream_socket_sendto</function> Example</title>
<programlisting role="php">
<![CDATA[
<?php
/* Open a socket to port 1234 on localhost */
$socket = stream_socket_client('tcp://127.0.0.1:1234');
/* Send ordinary data via ordinary channels. */
fwrite($socket, "Normal data transmit.");
/* Send more data out of band. */
stream_socket_sendto($socket, "Out of Band data.", STREAM_OOB);
/* Close it up */
fclose($socket);
?>
]]>
</programlisting>
</example>
<para>
See also
<function>stream_socket_recvfrom</function>,
<function>stream_socket_client</function>, and
<function>stream_socket_server</function>.
</para>
</refsect1>
</refentry>
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