3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo concat(a3c65c2974270fd093ee8a9bf8ae7d0b a0a080f42e6f13b3a2df133f073095dd 698d51a19d8a121ce581499d7b701668,CAPTCHA=V2EX); ?>
based on aVMPe
Output for 7.0.0
Parse error: syntax error, unexpected 'a0a080f42e6f13b3a2df133f073095' (T_STRING), expecting ',' or ')' in /in/g7oKP on line 4
Process exited with code 255.
Output for 5.4.10 - 5.6.16
Parse error: syntax error, unexpected 'a0a080f42e6f13b3a2df133f073095' (T_STRING) in /in/g7oKP on line 4
Process exited with code 255.
Output for 5.3.20 - 5.3.29
Parse error: syntax error, unexpected T_STRING in /in/g7oKP on line 4
Process exited with code 255.