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<appendix xml:id="mysqlnd-mux.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
 &reftitle.constants;
 &extension.constants;

 <para>
  <emphasis role="bold">Other</emphasis>
 </para>
 <para>
  The plugins version number can be obtained using
  <constant>MYSQLND_MUX_VERSION</constant> or
  <constant>MYSQLND_MUX_VERSION_ID</constant>.
  <constant>MYSQLND_MUX_VERSION</constant>
  is the string representation of the numerical version number
  <constant>MYSQLND_MUX_VERSION_ID</constant>, which is an integer such as 10000.
  Developers can calculate the version number as follows.
 </para>
 <para>
   <informaltable>
   <tgroup cols="2">
    <thead>
     <row>
      <entry>Version (part)</entry>
      <entry>Example</entry>
     </row>
    </thead>
    <tbody>
     <row>
      <entry>Major*10000</entry>
      <entry>1*10000 = 10000</entry>
     </row>
     <row>
      <entry>Minor*100</entry>
      <entry>0*100 = 0</entry>
     </row>
     <row>
      <entry>Patch</entry>
      <entry>0 = 0</entry>
     </row>
     <row>
      <entry>MYSQLND_MUX_VERSION_ID</entry>
      <entry>10000</entry>
     </row>
    </tbody>
   </tgroup>
  </informaltable>
 </para>
 <para>
  <variablelist>
   <varlistentry xml:id="constant.mysqlnd-mux-version">
    <term>
     <constant>MYSQLND_MUX_VERSION</constant>
     (<type>string</type>)
    </term>
    <listitem>
     <simpara>
      Plugin version string, for example, <quote>1.0.0-prototype</quote>.
     </simpara>
    </listitem>
   </varlistentry>
   <varlistentry xml:id="constant.mysqlnd-mux-version-id">
    <term>
     <constant>MYSQLND_MUX_VERSION_ID</constant>
     (<type>integer</type>)
    </term>
    <listitem>
     <simpara>
      Plugin version number, for example, 10000.
     </simpara>
    </listitem>
   </varlistentry>
  </variablelist>
 </para>

</appendix>

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