Mega Code Archive
Fill Rectangle
<![CDATA[
<html>
<body>
<?php
$pic=ImageCreate(600,600);
$col1=ImageColorAllocate($pic,200,200,200);
$col2=ImageColorAllocate($pic,0,0,255);
ImageFilledRectangle($pic,1,1,100,100,$col2);
ImagePNG($pic,"pic.png");
ImageDestroy($pic);
?>
<img src="pic.png" border=0>
</body>
</html>
]]>