3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $matchesMatches = function ($matches) { //$m = 1; //yield $m; // could put as a `for` so it is more optimized, but for now, that is premature optimization foreach ($matches as $key => $match) { // var_dump($match); // yeild $m; yield $key => $match; } }; $matches = [1,2, 3]; $matches = [1 => array('a', 'b'), 2 => array('c', 'd'), 3 => array('e', 'f')]; foreach ($matchesMatches($matches) as $m) { var_dump($m); }
based on LNrKG
Output for 5.5.24 - 7.2.0
array(2) { [0]=> string(1) "a" [1]=> string(1) "b" } array(2) { [0]=> string(1) "c" [1]=> string(1) "d" } array(2) { [0]=> string(1) "e" [1]=> string(1) "f" }
Output for 5.4.0 - 5.4.45
Parse error: syntax error, unexpected '$key' (T_VARIABLE) in /in/qer47 on line 13
Process exited with code 255.
Output for 5.3.0 - 5.3.29
Parse error: syntax error, unexpected T_VARIABLE in /in/qer47 on line 13
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/qer47 on line 4
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 T_FUNCTION in /in/qer47 on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/qer47 on line 4
Process exited with code 255.