3v4l.org

run code in 300+ PHP versions simultaneously
<?php $img = imagecreatefromjpeg('http://logicnet.dk/Analyzer/help/Lenna.jpg'); for($i=0;$i<64;$i+=8) { $msgchar = 5; if(($i+8) % $img.rowlength == 0) { $msg .= chr($msgchar); $msgchar = 0; } } echo $msg;

preferences:
43.23 ms | 402 KiB | 5 Q