array ( 0 => 'index.php', 1 => 'PHP Manual', ), 'head' => array ( 0 => 'UTF-8', 1 => 'en', ), 'this' => array ( 0 => 'function.imagetypes.php', 1 => 'imagetypes', ), 'up' => array ( 0 => 'ref.image.php', 1 => 'GD and Image Functions', ), 'prev' => array ( 0 => 'function.imagettftext.php', 1 => 'imagettftext', ), 'next' => array ( 0 => 'function.imagewbmp.php', 1 => 'imagewbmp', ), 'alternatives' => array ( ), 'source' => array ( 'lang' => 'en', 'path' => 'reference/image/functions/imagetypes.xml', ), ); $setup["toc"] = $TOC; $setup["toc_deprecated"] = $TOC_DEPRECATED; $setup["parents"] = $PARENTS; manual_setup($setup); ?>
(PHP 4 >= 4.0.2, PHP 5, PHP 7, PHP 8)
imagetypes — Return the image types supported by this PHP build
This function has no parameters.
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
.
Example #1 Checking for PNG support
<?php
if (imagetypes() & IMG_PNG) {
echo "PNG Support is enabled";
}
?>