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gd_info

(PHP 4 >= 4.3.0, PHP 5)

gd_info -- Retrieve information about the currently installed GD library

Description

array gd_info ( void )

Returns an associative array describing the version and capabilities of the installed GD library.

Table 1. 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.

Example 1. Using gd_info()


<?php
var_dump(gd_info());
?>

The typical output is :

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)
}

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