3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $result = []; function getNumsOdd(array $nums, array &$result) { foreach($nums as $key => $num) { if ($num % 2) { $result[$key] = $num; yield $num; } } } foreach(getNumsOdd([1,3,4,5,6], $result) as $x); var_dump($result);
Output for 5.5.24 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
array(3) { [0]=> int(1) [1]=> int(3) [3]=> int(5) }
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.4.0 - 5.4.45
Parse error: syntax error, unexpected '$num' (T_VARIABLE) in /in/BHWZF on line 8
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/BHWZF 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/BHWZF on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/BHWZF on line 2
Process exited with code 255.