3v4l.org

run code in 200+ php & hhvm versions
<?php print_r(list($val) = [1]); // OK $array = [1]; print_r(list($val) = $array); // NG: Invalid opcode
based on 0EHk7
Output for 5.4.0 - 5.6.30, hhvm-3.10.1 - 3.17.3, 7.0.15 - 7.0.20, 7.1.1 - 7.2.6
Array ( [0] => 1 ) Array ( [0] => 1 )
Output for 7.0.0 - 7.0.14, 7.1.0
Array ( [0] => 1 ) Fatal error: Invalid opcode 65/16/8. in /in/U3Qnl on line 5
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/U3Qnl on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/U3Qnl on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/U3Qnl on line 2
Process exited with code 255.