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<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.7 $ -->
<refentry xml:id='function.gd-info' xmlns="http://docbook.org/ns/docbook">
<refnamediv>
<refname>gd_info</refname>
<refpurpose>Retrieve information about the currently installed GD library</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<type>array</type><methodname>gd_info</methodname>
<void/>
</methodsynopsis>
<para>
Gets information about the version and capabilities of the installed GD
library.
</para>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
Returns an associative array.
</para>
<para>
<table>
<title>Elements of array returned by <function>gd_info</function></title>
<tgroup cols="2">
<thead>
<row>
<entry>Attribute</entry>
<entry>Meaning</entry>
</row>
</thead>
<tbody>
<row>
<entry>GD Version</entry>
<entry><type>string</type> value describing the installed
<literal>libgd</literal> version.</entry>
</row>
<row>
<entry>Freetype Support</entry>
<entry><type>boolean</type> value. &true;
if Freetype Support is installed.</entry>
</row>
<row>
<entry>Freetype Linkage</entry>
<entry><type>string</type> value describing the way in which
Freetype was linked. Expected values are: 'with freetype',
'with TTF library', and 'with unknown library'. This element will
only be defined if <literal>Freetype Support</literal> evaluated to
&true;.</entry>
</row>
<row>
<entry>T1Lib Support</entry>
<entry><type>boolean</type> value. &true;
if <literal>T1Lib</literal> support is included.</entry>
</row>
<row>
<entry>GIF Read Support</entry>
<entry><type>boolean</type> value. &true;
if support for <emphasis>reading</emphasis> <literal>GIF</literal>
images is included.</entry>
</row>
<row>
<entry>GIF Create Support</entry>
<entry><type>boolean</type> value. &true;
if support for <emphasis>creating</emphasis> <literal>GIF</literal>
images is included.</entry>
</row>
<row>
<entry>JPG Support</entry>
<entry><type>boolean</type> value. &true;
if <literal>JPG</literal> support is included.</entry>
</row>
<row>
<entry>PNG Support</entry>
<entry><type>boolean</type> value. &true;
if <literal>PNG</literal> support is included.</entry>
</row>
<row>
<entry>WBMP Support</entry>
<entry><type>boolean</type> value. &true;
if <literal>WBMP</literal> support is included.</entry>
</row>
<row>
<entry>XBM Support</entry>
<entry><type>boolean</type> value. &true;
if <literal>XBM</literal> support is included.</entry>
</row>
</tbody>
</tgroup>
</table>
</para>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<para>
<example>
<title>Using <function>gd_info</function></title>
<programlisting role="php">
<![CDATA[
<?php
var_dump(gd_info());
?>
]]>
</programlisting>
&example.outputs.similar;
<screen>
<![CDATA[
array(9) {
["GD Version"]=>
string(24) "bundled (2.0 compatible)"
["FreeType Support"]=>
bool(false)
["T1Lib Support"]=>
bool(false)
["GIF Read Support"]=>
bool(true)
["GIF Create Support"]=>
bool(false)
["JPG Support"]=>
bool(false)
["PNG Support"]=>
bool(true)
["WBMP Support"]=>
bool(true)
["XBM Support"]=>
bool(false)
}
]]>
</screen>
</example>
</para>
</refsect1>
<refsect1 role="seealso">
&reftitle.seealso;
<para>
<simplelist>
<member><function>imagepng</function></member>
<member><function>imagejpeg</function></member>
<member><function>imagegif</function></member>
<member><function>imagewbmp</function></member>
<member><function>imagetypes</function></member>
</simplelist>
</para>
</refsect1>
</refentry>
<!-- Keep this comment at the end of the file
Local variables:
mode: sgml
sgml-omittag:t
sgml-shorttag:t
sgml-minimize-attributes:nil
sgml-always-quote-attributes:t
sgml-indent-step:1
sgml-indent-data:t
indent-tabs-mode:nil
sgml-parent-document:nil
sgml-default-dtd-file:"../../../../manual.ced"
sgml-exposed-tags:nil
sgml-local-catalogs:nil
sgml-local-ecat-files:nil
End:
vim600: syn=xml fen fdm=syntax fdl=2 si
vim: et tw=78 syn=sgml
vi: ts=1 sw=1
-->
|
