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>geoip_database_info</H1
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>    (no version information, might be only in CVS)</P
>geoip_database_info&nbsp;--&nbsp;Get GeoIP Database information</DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN63424"
></A
><H2
>说明</H2
>string <B
CLASS="methodname"
>geoip_database_info</B
> ( [int database] )<BR
></BR
><P
>&#13;   The <B
CLASS="function"
>geoip_database_info()</B
> function returns the corresponding
   GeoIP Database version as it is defined inside the binary file.
  </P
><P
>&#13;   If this function is called without arguments, it returns the version
   of the GeoIP Free Country Edition.
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN63435"
></A
><H2
>参数</H2
><P
>&#13;   <P
></P
><DIV
CLASS="variablelist"
><DL
><DT
><CODE
CLASS="parameter"
>database</CODE
></DT
><DD
><P
>&#13;       The database type as an integer. You can use the
       <A
HREF="ref.geoip.html#geoip.constants"
>various constants</A
> defined with
       this extension (ie: GEOIP_*_EDITION).
      </P
></DD
></DL
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>
  </P
></DIV
><DIV
CLASS="refsect1"
><A
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></A
><H2
>返回值</H2
><P
>&#13;   Returns the corresponding database version, or <TT
CLASS="constant"
><B
>NULL</B
></TT
> on error.
  </P
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>范例</H2
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>例 1. A <A
HREF="function.geoip-region-by-name.html"
><B
CLASS="function"
>geoip_region_by_name()</B
></A
> example</B
></P
><P
>&#13;     This will output the current database version string.
    </P
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><code><font color="#000000">
<font color="#0000BB">&lt;?php<br /></font><font color="#007700">print </font><font color="#0000BB">geoip_database_info</font><font color="#007700">(</font><font color="#0000BB">GEOIP_COUNTRY_EDITION</font><font color="#007700">);<br /></font><font color="#0000BB">?&gt;</font>
</font>
</code></TD
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></TABLE
><P
>上例将输出：</P
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>GEO-106FREE 20060801 Build 1 Copyright (c) 2006 MaxMind LLC All Rights Reserved</PRE
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