3v4l.org

run code in 300+ PHP versions simultaneously
<?php $result = []; function getNumsOdd(array $nums, array &$result) { foreach($nums as $num) { return (yield get2Nums($num, $result)); //foreach(get2Nums($num, $result) as $x){yield;}; } } function get2Nums(array $nums, array &$result) { foreach($nums as $num) { if ($num % 2) { $result[] = $num; yield; } } } foreach(getNumsOdd([[1,3,4,5,6],[7,8,9,10]], $result) as $x); print_r($result);
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Array ( )
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Fatal error: Generators cannot return values using "return" in /in/2TOAW on line 6
Process exited with code 255.
Output for 5.4.0 - 5.4.45
Parse error: syntax error, unexpected 'get2Nums' (T_STRING) in /in/2TOAW on line 6
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/2TOAW on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/2TOAW on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/2TOAW on line 2
Process exited with code 255.

preferences:
354.64 ms | 401 KiB | 455 Q