3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = "Hello, World!"; $a = ?; $b = ?; $c = ?; if($a) { if($b && !$c) { echo "Goodbye Cruel World!"; } else if(!$b && !$c) { echo "Nothing here"; } } else { if(!$b) { if(!$a && (!$b && $c)) { echo "Hello, World!"; } else { echo "Goodbye World!"; } } else { echo "Not quite."; } }
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.32
Parse error: syntax error, unexpected '?' in /in/1MoC5 on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '?' in /in/1MoC5 on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/1MoC5 on line 3
Process exited with code 255.
preferences:
209.24 ms | 1399 KiB | 123 Q