imagetypes

(PHP 4 >= 4.0.2, PHP 5, PHP 7, PHP 8)

imagetypesReturn the image types supported by this PHP build

Descrizione

imagetypes(): int

Returns the image types supported by the current PHP installation.

Elenco dei parametri

Questa funzione non contiene parametri.

Valori restituiti

Returns a bit-field corresponding to the image formats supported by the version of GD linked into PHP. The following bits are returned, IMG_AVIF | IMG_BMP | IMG_GIF | IMG_JPG | IMG_PNG | IMG_WBMP | IMG_XPM | IMG_WEBP.

Log delle modifiche

Versione Descrizione
8.1.0 IMG_AVIF added.
7.2.0 IMG_BMP added.
7.0.10 IMG_WEBP added.

Esempi

Example #1 Checking for PNG support

<?php
if (imagetypes() & IMG_PNG) {
echo
"PNG Support is enabled";
}
?>

Vedere anche:

  • gd_info() - Retrieve information about the currently installed GD library
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User Contributed Notes 1 note

up
-1
ThunderCrew
17 years ago
Im not a smart man but this seemd to be the simplest code and it worked.
Its at the very top of this directory.

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

Returned image info and more.

array(11) { ["GD Version"]=> string(27) "bundled (2.0.28 compatible)" ["FreeType Support"]=> bool(true) ["FreeType Linkage"]=> string(13) "with freetype" ["T1Lib Support"]=> bool(false) ["GIF Read Support"]=> bool(true) ["GIF Create Support"]=> bool(true) ["JPG Support"]=> bool(true) ["PNG Support"]=> bool(true) ["WBMP Support"]=> bool(true) ["XBM Support"]=> bool(true) ["JIS-mapped Japanese Font Support"]=> bool(false) }
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