3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class A { function b() { static $count; if (null === $count) { $count = 1; return ['a', 'b']; } return $count++; } } $a = new A; var_dump($a->b(), $a->b()); $a = new A; var_dump($a->b()[$a->b()]);
Output for 5.4.0 - 5.6.28, hhvm-3.10.0 - 3.13.2, 7.0.0 - 7.1.0
array(2) { [0]=> string(1) "a" [1]=> string(1) "b" } int(1) NULL
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/vkCd1 on line 9
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/vkCd1 on line 9
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/vkCd1 on line 9
Process exited with code 255.