3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $s_one = '1'; $i_two = '2'; $a_three = array(3 => '3'); $add = function(...$data){ foreach($data as $key => $value) { yield $key => $value; } }; $add($s_one, $i_two, $a_three); foreach($add($s_one, $i_two, $a_three) as $key => $val) { echo $key . '=>' . $val; }
based on J6Kj5
Output for 5.6.8 - 7.2.0
0=>11=>2 Notice: Array to string conversion in /in/UV1F3 on line 17 2=>Array
Output for 5.4.0 - 5.5.35
Parse error: syntax error, unexpected '.', expecting '&' or variable (T_VARIABLE) in /in/UV1F3 on line 7
Process exited with code 255.
Output for 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '.', expecting '&' or T_VARIABLE in /in/UV1F3 on line 7
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/UV1F3 on line 7
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/UV1F3 on line 7
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/UV1F3 on line 7
Process exited with code 255.