   #PHP Manual Image functions imagepalettecopy imagepolygon

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                                   imagepng

   (PHP 3>= 3.0.13, PHP 4 )
   imagepng -- Output a PNG image to either the browser or a file

Description

   int imagepng ( resource image [, string filename])

   The imagepng() outputs a GD image stream (image) in PNG format to
   standard output (usually the browser) or, if a filename is given by
   the filename it outputs the image to the file.

   <?php
   $im = imagecreatefrompng("test.png");
   imagepng($im);
   ?>

   See also imagegif(), imagewbmp(), imagejpeg(), imagetypes().
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