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gd_info
Retrieve information about the currently installed GD library
(PHP 4 >= 4.3.0, PHP 5)
array gd_info ( )
Return Values
Returns an associative array.
Table 141. Elements of array returned by gd_info()
| Attribute | Meaning |
|---|---|
| GD Version | string value describing the installed
libgd version. |
| Freetype Support | boolean value. TRUE
if Freetype Support is installed. |
| Freetype Linkage | string 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 Freetype Support evaluated to
TRUE. |
| T1Lib Support | boolean value. TRUE
if T1Lib support is included. |
| GIF Read Support | boolean value. TRUE
if support for reading GIF
images is included. |
| GIF Create Support | boolean value. TRUE
if support for creating GIF
images is included. |
| JPG Support | boolean value. TRUE
if JPG support is included. |
| PNG Support | boolean value. TRUE
if PNG support is included. |
| WBMP Support | boolean value. TRUE
if WBMP support is included. |
| XBM Support | boolean value. TRUE
if XBM support is included. |
Examples
Example 979. Using gd_info()
<?php
var_dump(gd_info());
?>The above example will output something similar to:
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)
}