3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a = [0, 1, 2, 3]; foreach ($a as &$x) { foreach ($a as &$y) { echo "$x - $y\n"; } } }
based on 5enAa
Output for 7.0.0 - 7.1.7
Parse error: syntax error, unexpected '}', expecting end of file in /in/JSnPe on line 8
Process exited with code 255.
Output for hhvm-3.15.4
Fatal error: Uncaught Error: syntax error, unexpected '}', expecting $end in /in/JSnPe:8 Stack trace: #0 {main}
Process exited with code 255.
Output for 5.6.0 - 5.6.30
Parse error: syntax error, unexpected '}' in /in/JSnPe on line 8
Process exited with code 255.