Manual do PHP
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# imagetypes

(PHP 3 CVS only, PHP 4 >= 4.0.2)

imagetypes -- Return the image types supported by this PHP build

## Description

int imagetypes ( void )

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:

Exemplo 1. imagetypes() example

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

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imagettftext | Acima | imagewbmp