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run code in 150+ php & hhvm versions
Bugs & Features
<?php $img = imagecreatefromjpeg('http://logicnet.dk/Analyzer/help/Lenna.jpg'); for($i=0;$i<64;$i+=8) { $msgchar = ($msgchar << 1) | (1 & imagecolorat($img, $i % $img.rowlength, $i / $img.rowlength); if(($i+8) % $img.rowlength == 0) { $msg .= chr($msgchar); $msgchar = 0; } } echo $msg;
Output for 5.3.0 - 5.4.22
Parse error: syntax error, unexpected ';' in /in/bZJVd on line 5
Process exited with code 255.