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>stream_socket_sendto</H1
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>    (PHP 5)</P
>stream_socket_sendto&nbsp;--&nbsp;Sends a message to a socket, whether it is connected or not </DIV
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NAME="AEN224004"
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><H2
>Description</H2
>int <B
CLASS="methodname"
>stream_socket_sendto</B
> ( resource socket, string data [, int flags [, string address]] )<BR
></BR
><P
>&#13;     The function <B
CLASS="function"
>stream_socket_sendto()</B
> sends 
     the data specified by <CODE
CLASS="parameter"
>data</CODE
> through the
     socket specified by <CODE
CLASS="parameter"
>socket</CODE
>.  The address
     specified when the socket stream was created will be used unless
     an alternate address is specified in <CODE
CLASS="parameter"
>address</CODE
>.
    </P
><P
>&#13;     The value of <CODE
CLASS="parameter"
>flags</CODE
> can be any combination
     of the following:
     <DIV
CLASS="table"
><A
NAME="AEN224028"
></A
><P
><B
>表 1. possible values for <CODE
CLASS="parameter"
>flags</CODE
></B
></P
><TABLE
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><COL><COL><TBODY
><TR
><TD
><TT
CLASS="constant"
><B
>STREAM_OOB</B
></TT
></TD
><TD
>&#13;          Process OOB (out-of-band) data.
         </TD
></TR
></TBODY
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>
    </P
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>例 1. <B
CLASS="function"
>stream_socket_sendto()</B
> Example</B
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><code><font color="#000000">
<font color="#0000BB">&lt;?php<br /></font><font color="#FF8000">/* Open a socket to port 1234 on localhost */<br /></font><font color="#0000BB">$socket </font><font color="#007700">= </font><font color="#0000BB">stream_socket_client</font><font color="#007700">(</font><font color="#DD0000">'tcp://127.0.0.1:1234'</font><font color="#007700">);<br /><br /></font><font color="#FF8000">/* Send ordinary data via ordinary channels. */<br /></font><font color="#0000BB">fwrite</font><font color="#007700">(</font><font color="#0000BB">$socket</font><font color="#007700">, </font><font color="#DD0000">"Normal data transmit."</font><font color="#007700">);<br /><br /></font><font color="#FF8000">/* Send more data out of band. */<br /></font><font color="#0000BB">stream_socket_sendto</font><font color="#007700">(</font><font color="#0000BB">$socket</font><font color="#007700">, </font><font color="#DD0000">"Out of Band data."</font><font color="#007700">, </font><font color="#0000BB">STREAM_OOB</font><font color="#007700">);<br /><br /></font><font color="#FF8000">/* Close it up */<br /></font><font color="#0000BB">fclose</font><font color="#007700">(</font><font color="#0000BB">$socket</font><font color="#007700">);<br /></font><font color="#0000BB">?&gt;</font>
</font>
</code></TD
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><P
>&#13;     See also 
     <A
HREF="function.stream-socket-recvfrom.html"
><B
CLASS="function"
>stream_socket_recvfrom()</B
></A
>,
     <A
HREF="function.stream-socket-client.html"
><B
CLASS="function"
>stream_socket_client()</B
></A
>, and
     <A
HREF="function.stream-socket-server.html"
><B
CLASS="function"
>stream_socket_server()</B
></A
>.
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