imagetypes — Return the image types supported by this PHP build
Description
intimagetypes
( void
)
Returns the image types supported by the current PHP installation.
Return Values
Returns a bit-field corresponding to the image formats supported by the
version of GD linked into PHP. The following bits are returned,
IMG_GIF | IMG_JPG |
IMG_PNG | IMG_WBMP |
IMG_XPM.
Examples
Example #1 Checking for PNG support
<?php if (imagetypes() & IMG_PNG) { echo "PNG Support is enabled"; } ?>