Description
This function 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. To check for PNG support, for example, do this:
Example 1. ImageTypes
<?php if (ImageTypes() & IMG_PNG) { echo "PNG Support is enabled"; } ?> |
|
