3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $key = 'qw8J' $text = json_encode($data); $outText = ''; for($i=0;$i<strlen($text);$i++) { $outText .= $text[$i] ^ $key[$i % strlen($key)]; } echo $outText;
based on T6Kgm
Output for 5.6.0 - 5.6.30, 7.0.0 - 7.1.7
Parse error: syntax error, unexpected '$text' (T_VARIABLE) in /in/X7IME on line 4
Process exited with code 255.
Output for hhvm-3.15.4
Fatal error: Uncaught Error: syntax error, unexpected T_VARIABLE in /in/X7IME:4 Stack trace: #0 {main}
Process exited with code 255.