php-doc-en/reference/mysql/functions/mysql-get-proto-info.xml

<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.5 $ -->
<!-- splitted from ./en/functions/mysql.xml, last change in rev 1.62 -->
  <refentry id="function.mysql-get-proto-info">
   <refnamediv>
    <refname>mysql_get_proto_info</refname>
    <refpurpose>Get MySQL protocol info</refpurpose>
   </refnamediv>
   <refsect1>
    <title>Description</title>
     <methodsynopsis>
      <type>int</type><methodname>mysql_get_proto_info</methodname>
      <methodparam choice="opt"><type>resource</type><parameter>link_identifier</parameter></methodparam>
     </methodsynopsis>
    <para>
     <function>mysql_get_proto_info</function> returns the protocol
     version used by connection
     <parameter>link_identifier</parameter>.  If
     <parameter>link_identifier</parameter> is omitted, the last opened
     connection will be used.
    </para>
    <example>
     <title>mysql_get_proto_info Example</title>
     <programlisting role="php">
<![CDATA[
<?php
    mysql_connect("localhost", "mysql_user", "mysql_password") or
        die("Could not connect: " . mysql_error());
    printf ("MySQL protocol version: %s\n", mysql_get_proto_info());
?>
]]>
     </programlisting>
     <para>
      The above example would produce the following output:
     </para>
     <screen>
<![CDATA[
MySQL protocol version : 10
]]>
     </screen>
    </example>
    <para>
     See also: <function>mysql_get_client_info</function>,
               <function>mysql_get_host_info</function> and
               <function>mysql_get_server_info</function>.
    </para>
   </refsect1>
  </refentry>

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