3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function array4($a,$n) { return current(array_slice($a, $n + 1,1)); } print array4(array(-1 => '-', 0 => '?', 1 => '+'),1);
Output for 4.3.0 - 5.0.4, 5.1.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
+
Output for 5.0.5
Fatal error: Only variables can be passed by reference in /in/0MZcU on line 3
Process exited with code 255.